220505375

素因数分解:

$5^3\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 282979008

約数和(自身を除く): 62473633

約数列:

[1, 5, 25, 67, 113, 125, 233, 335, 565, 1165, 1675, 2825, 5825, 7571, 8375, 14125, 15611, 26329, 29125, 37855, 78055, 131645, 189275, 390275, 658225, 946375, 1764043, 1951375, 3291125, 8820215, 44101075, 220505375]

約数ペア:

[(1, 220505375), (5, 44101075), (25, 8820215), (67, 3291125), (113, 1951375), (125, 1764043), (233, 946375), (335, 658225), (565, 390275), (1165, 189275), (1675, 131645), (2825, 78055), (5825, 37855), (7571, 29125), (8375, 26329), (14125, 15611)]