Q: What is the sum of all factors of the number 40,664,650 excluding 40,664,650?

A: 42,001,934

Why is 42,001,934 the sum of all factors of 40,664,650, excluding 40,664,650?

The factors of the number 40,664,650 are: 1, 2, 5, 10, 13, 25, 26, 50, 65, 73, 130, 146, 325, 365, 650, 730, 857, 949, 1714, 1825, 1898, 3650, 4285, 4745, 8570, 9490, 11141, 21425, 22282, 23725, 42850, 47450, 55705, 62561, 111410, 125122, 278525, 312805, 557050, 625610, 813293, 1564025, 1626586, 3128050, 4066465, 8132930, 20332325, 40664650.

If you add them up, you will get the total of 40,664,692. Now subtract 40,664,650 to get 42,001,934