Q: What is the sum of all factors of the number 245,100 excluding 245,100?

A: 518,740

Why is 518,740 the sum of all factors of 245,100, excluding 245,100?

The factors of the number 245,100 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 43, 50, 57, 60, 75, 76, 86, 95, 100, 114, 129, 150, 172, 190, 215, 228, 258, 285, 300, 380, 430, 475, 516, 570, 645, 817, 860, 950, 1075, 1140, 1290, 1425, 1634, 1900, 2150, 2451, 2580, 2850, 3225, 3268, 4085, 4300, 4902, 5700, 6450, 8170, 9804, 12255, 12900, 16340, 20425, 24510, 40850, 49020, 61275, 81700, 122550, 245100.

If you add them up, you will get the total of 245,618. Now subtract 245,100 to get 518,740