Q: What is the sum of all factors of the number 640,732,245 excluding 640,732,245?
A: 385,310,955
The factors of the number 640,732,245 are: 1, 3, 5, 15, 1217, 3651, 6085, 18255, 35099, 105297, 175495, 526485, 42715483, 128146449, 213577415, 640732245.
If you add them up, you will get the total of 640,732,630. Now subtract 640,732,245 to get 385,310,955