Q: What is the sum of all factors of the number 401,625 excluding 401,625?

A: 496,935

Why is 496,935 the sum of all factors of 401,625, excluding 401,625?

The factors of the number 401,625 are: 1, 3, 5, 7, 9, 15, 17, 21, 25, 27, 35, 45, 51, 63, 75, 85, 105, 119, 125, 135, 153, 175, 189, 225, 255, 315, 357, 375, 425, 459, 525, 595, 675, 765, 875, 945, 1071, 1125, 1275, 1575, 1785, 2125, 2295, 2625, 2975, 3213, 3375, 3825, 4725, 5355, 6375, 7875, 8925, 11475, 14875, 16065, 19125, 23625, 26775, 44625, 57375, 80325, 133875, 401625.

If you add them up, you will get the total of 402,121. Now subtract 401,625 to get 496,935