156965488360

素因数分解:

$2^3\times 5^1\times {\mathrm{3924137209}}^1$

素因数の和:3924137220

約数の個数: 16

約数和(自身を含む): 353172348900

約数和(自身を除く): 196206860540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3924137209, 7848274418, 15696548836, 19620686045, 31393097672, 39241372090, 78482744180, 156965488360]

約数ペア:

[(1, 156965488360), (2, 78482744180), (4, 39241372090), (5, 31393097672), (8, 19620686045), (10, 15696548836), (20, 7848274418), (40, 3924137209)]