Q: What is the sum of all factors of the number 123,422,505 excluding 123,422,505?

A: 80,975,703

Why is 80,975,703 the sum of all factors of 123,422,505, excluding 123,422,505?

The factors of the number 123,422,505 are: 1, 3, 5, 15, 41, 101, 123, 205, 303, 505, 615, 1515, 1987, 4141, 5961, 9935, 12423, 20705, 29805, 62115, 81467, 200687, 244401, 407335, 602061, 1003435, 1222005, 3010305, 8228167, 24684501, 41140835, 123422505.

If you add them up, you will get the total of 123,422,585. Now subtract 123,422,505 to get 80,975,703