100165790

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{24979}}^1$

素因数の和:25387

約数の個数: 16

約数和(自身を含む): 180755280

約数和(自身を除く): 80589490

約数列:

[1, 2, 5, 10, 401, 802, 2005, 4010, 24979, 49958, 124895, 249790, 10016579, 20033158, 50082895, 100165790]

約数ペア:

[(1, 100165790), (2, 50082895), (5, 20033158), (10, 10016579), (401, 249790), (802, 124895), (2005, 49958), (4010, 24979)]