Q: What is the sum of all factors of the number 72,345 excluding 72,345?
A: 72,807
The factors of the number 72,345 are: 1, 3, 5, 7, 13, 15, 21, 35, 39, 53, 65, 91, 105, 159, 195, 265, 273, 371, 455, 689, 795, 1113, 1365, 1855, 2067, 3445, 4823, 5565, 10335, 14469, 24115, 72345.
If you add them up, you will get the total of 72,417. Now subtract 72,345 to get 72,807