Q: What is the sum of all factors of the number 320,100 excluding 320,100?

A: 700,668

Why is 700,668 the sum of all factors of 320,100, excluding 320,100?

The factors of the number 320,100 are: 1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 97, 100, 110, 132, 150, 165, 194, 220, 275, 291, 300, 330, 388, 485, 550, 582, 660, 825, 970, 1067, 1100, 1164, 1455, 1650, 1940, 2134, 2425, 2910, 3201, 3300, 4268, 4850, 5335, 5820, 6402, 7275, 9700, 10670, 12804, 14550, 16005, 21340, 26675, 29100, 32010, 53350, 64020, 80025, 106700, 160050, 320100.

If you add them up, you will get the total of 320,800. Now subtract 320,100 to get 700,668