Q: What is the sum of all factors of the number 321,321,200 excluding 321,321,200?

A: 475,586,128

Why is 475,586,128 the sum of all factors of 321,321,200, excluding 321,321,200?

The factors of the number 321,321,200 are: 1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 25913, 51826, 103652, 129565, 207304, 259130, 414608, 518260, 647825, 803303, 1036520, 1295650, 1606606, 2073040, 2591300, 3213212, 4016515, 5182600, 6426424, 8033030, 10365200, 12852848, 16066060, 20082575, 32132120, 40165150, 64264240, 80330300, 160660600, 321321200.

If you add them up, you will get the total of 321,321,675. Now subtract 321,321,200 to get 475,586,128