Q: What is the sum of all factors of the number 425,100 excluding 425,100?

A: 911,620

Why is 911,620 the sum of all factors of 425,100, excluding 425,100?

The factors of the number 425,100 are: 1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 109, 130, 150, 156, 195, 218, 260, 300, 325, 327, 390, 436, 545, 650, 654, 780, 975, 1090, 1300, 1308, 1417, 1635, 1950, 2180, 2725, 2834, 3270, 3900, 4251, 5450, 5668, 6540, 7085, 8175, 8502, 10900, 14170, 16350, 17004, 21255, 28340, 32700, 35425, 42510, 70850, 85020, 106275, 141700, 212550, 425100.

If you add them up, you will get the total of 426,011. Now subtract 425,100 to get 911,620