A:
Positive:
1 x 865950055 x 173190017 x 1237071535 x 247414349 x 1767245245 x 353449571 x 151655619 x 1398952855 x 303313095 x 279793997 x 216654333 x 19985
Negative:
-1 x -86595005-5 x -17319001-7 x -12370715-35 x -2474143-49 x -1767245-245 x -353449-571 x -151655-619 x -139895-2855 x -30331-3095 x -27979-3997 x -21665-4333 x -19985
Unfortunately, there's not simple formula to identifying all of the factors of a number and it can be a tedious process when trying to identify the divisors of larger numbers. To find the factor combinations of the number 86,595,005, it is easier to work with a table - it's called factoring from the outside in.
We start by creating a table and writing 1 on the left side and then the number we're trying to find the factors for on the right side in a table. Then, below that, write the numbers as a negative as well.
| 1 | 86,595,005 | |
| -1 | -86,595,005 |
When you multiply two negative numbers together, you get a positive number. That means both the positive and negative numbers are factors of 86,595,005.
Example:
1 x 86,595,005 = 86,595,005
and
-1 x -86,595,005 = 86,595,005
Notice both answers equal 86,595,005
With that explanation out of the way, let's continue. Next, we take the number 86,595,005 and divide it by 2:
86,595,005 ÷ 2 = 43,297,502.5
If the quotient is a whole number, then 2 and 43,297,502.5 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 86,595,005 | |
| -1 | -86,595,005 |
Now, we try dividing 86,595,005 by 3:
86,595,005 ÷ 3 = 28,865,001.6667
If the quotient is a whole number, then 3 and 28,865,001.6667 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 86,595,005 | |
| -1 | -86,595,005 |
Let's try dividing by 4:
86,595,005 ÷ 4 = 21,648,751.25
If the quotient is a whole number, then 4 and 21,648,751.25 are factors. In this case, the quotient is not a whole number. Don't write anything down and try the next divisor.
Here is what our table should look like at this step:
| 1 | 86,595,005 | |
| -1 | 86,595,005 |
If you did it right, you will end up with this table:
| 1 | 5 | 7 | 35 | 49 | 245 | 571 | 619 | 2,855 | 3,095 | 3,997 | 4,333 | 19,985 | 21,665 | 27,979 | 30,331 | 139,895 | 151,655 | 353,449 | 1,767,245 | 2,474,143 | 12,370,715 | 17,319,001 | 86,595,005 |
| -1 | -5 | -7 | -35 | -49 | -245 | -571 | -619 | -2,855 | -3,095 | -3,997 | -4,333 | -19,985 | -21,665 | -27,979 | -30,331 | -139,895 | -151,655 | -353,449 | -1,767,245 | -2,474,143 | -12,370,715 | -17,319,001 | -86,595,005 |
Here are some more numbers to try:
Try the factor calculator