Q: What is the sum of all factors of the number 405,025,008 excluding 405,025,008?

A: 647,729,040

Why is 647,729,040 the sum of all factors of 405,025,008, excluding 405,025,008?

The factors of the number 405,025,008 are: 1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 163, 326, 489, 652, 978, 1304, 1956, 2608, 3912, 7824, 51767, 103534, 155301, 207068, 310602, 414136, 621204, 828272, 1242408, 2484816, 8438021, 16876042, 25314063, 33752084, 50628126, 67504168, 101256252, 135008336, 202512504, 405025008.

If you add them up, you will get the total of 405,025,655. Now subtract 405,025,008 to get 647,729,040