Q: What is the sum of all factors of the number 221,134,030 excluding 221,134,030?

A: 208,677,170

Why is 208,677,170 the sum of all factors of 221,134,030, excluding 221,134,030?

The factors of the number 221,134,030 are: 1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 2045, 4090, 4159, 5317, 8318, 10634, 20795, 26585, 41590, 53170, 54067, 108134, 270335, 540670, 1701031, 3402062, 8505155, 17010310, 22113403, 44226806, 110567015, 221134030.

If you add them up, you will get the total of 221,134,238. Now subtract 221,134,030 to get 208,677,170