Q: What is the sum of all factors of the number 34,200 excluding 34,200?

A: 86,700

Why is 86,700 the sum of all factors of 34,200, excluding 34,200?

The factors of the number 34,200 are: 1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 25, 30, 36, 38, 40, 45, 50, 57, 60, 72, 75, 76, 90, 95, 100, 114, 120, 150, 152, 171, 180, 190, 200, 225, 228, 285, 300, 342, 360, 380, 450, 456, 475, 570, 600, 684, 760, 855, 900, 950, 1140, 1368, 1425, 1710, 1800, 1900, 2280, 2850, 3420, 3800, 4275, 5700, 6840, 8550, 11400, 17100, 34200.

If you add them up, you will get the total of 34,286. Now subtract 34,200 to get 86,700