22640075

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:395

約数の個数: 24

約数和(自身を含む): 29331456

約数和(自身を除く): 6691381

約数列:

[1, 5, 25, 31, 131, 155, 223, 655, 775, 1115, 3275, 4061, 5575, 6913, 20305, 29213, 34565, 101525, 146065, 172825, 730325, 905603, 4528015, 22640075]

約数ペア:

[(1, 22640075), (5, 4528015), (25, 905603), (31, 730325), (131, 172825), (155, 146065), (223, 101525), (655, 34565), (775, 29213), (1115, 20305), (3275, 6913), (4061, 5575)]