Q: What is the sum of all factors of the number 312,012,525 excluding 312,012,525?

A: 255,236,883

Why is 255,236,883 the sum of all factors of 312,012,525, excluding 312,012,525?

The factors of the number 312,012,525 are: 1, 3, 5, 11, 15, 25, 33, 55, 75, 131, 165, 275, 393, 655, 825, 1441, 1965, 2887, 3275, 4323, 7205, 8661, 9825, 14435, 21615, 31757, 36025, 43305, 72175, 95271, 108075, 158785, 216525, 378197, 476355, 793925, 1134591, 1890985, 2381775, 4160167, 5672955, 9454925, 12480501, 20800835, 28364775, 62402505, 104004175, 312012525.

If you add them up, you will get the total of 312,012,780. Now subtract 312,012,525 to get 255,236,883