Q: What is the sum of all factors of the number 251,550 excluding 251,550?

A: 493,194

Why is 493,194 the sum of all factors of 251,550, excluding 251,550?

The factors of the number 251,550 are: 1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 43, 45, 50, 65, 75, 78, 86, 90, 117, 129, 130, 150, 195, 215, 225, 234, 258, 325, 387, 390, 430, 450, 559, 585, 645, 650, 774, 975, 1075, 1118, 1170, 1290, 1677, 1935, 1950, 2150, 2795, 2925, 3225, 3354, 3870, 5031, 5590, 5850, 6450, 8385, 9675, 10062, 13975, 16770, 19350, 25155, 27950, 41925, 50310, 83850, 125775, 251550.

If you add them up, you will get the total of 252,043. Now subtract 251,550 to get 493,194