142100080

素因数分解:

$2^4\times 5^1\times {\mathrm{1776251}}^1$

素因数の和:1776264

約数の個数: 20

約数和(自身を含む): 330382872

約数和(自身を除く): 188282792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1776251, 3552502, 7105004, 8881255, 14210008, 17762510, 28420016, 35525020, 71050040, 142100080]

約数ペア:

[(1, 142100080), (2, 71050040), (4, 35525020), (5, 28420016), (8, 17762510), (10, 14210008), (16, 8881255), (20, 7105004), (40, 3552502), (80, 1776251)]