Q: What is the sum of all factors of the number 615,610,360 excluding 615,610,360?

A: 801,729,080

Why is 801,729,080 the sum of all factors of 615,610,360, excluding 615,610,360?

The factors of the number 615,610,360 are: 1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 357913, 715826, 1431652, 1789565, 2863304, 3579130, 7158260, 14316520, 15390259, 30780518, 61561036, 76951295, 123122072, 153902590, 307805180, 615610360.

If you add them up, you will get the total of 615,611,161. Now subtract 615,610,360 to get 801,729,080