Q: What is the sum of all factors of the number 166,215,320 excluding 166,215,320?

A: 211,633,480

Why is 211,633,480 the sum of all factors of 166,215,320, excluding 166,215,320?

The factors of the number 166,215,320 are: 1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 42839, 85678, 171356, 214195, 342712, 428390, 856780, 1713560, 4155383, 8310766, 16621532, 20776915, 33243064, 41553830, 83107660, 166215320.

If you add them up, you will get the total of 166,215,531. Now subtract 166,215,320 to get 211,633,480