64689095

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2801}}^1$

素因数の和:2986

約数の個数: 16

約数和(自身を含む): 80697600

約数和(自身を除く): 16008505

約数列:

[1, 5, 31, 149, 155, 745, 2801, 4619, 14005, 23095, 86831, 417349, 434155, 2086745, 12937819, 64689095]

約数ペア:

[(1, 64689095), (5, 12937819), (31, 2086745), (149, 434155), (155, 417349), (745, 86831), (2801, 23095), (4619, 14005)]