66531580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107309}}^1$

素因数の和:107349

約数の個数: 24

約数和(自身を含む): 144224640

約数和(自身を除く): 77693060

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 107309, 214618, 429236, 536545, 1073090, 2146180, 3326579, 6653158, 13306316, 16632895, 33265790, 66531580]

約数ペア:

[(1, 66531580), (2, 33265790), (4, 16632895), (5, 13306316), (10, 6653158), (20, 3326579), (31, 2146180), (62, 1073090), (124, 536545), (155, 429236), (310, 214618), (620, 107309)]