90995525

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1801}}^1$

素因数の和:1901

約数の個数: 24

約数和(自身を含む): 117980544

約数和(自身を除く): 26985019

約数列:

[1, 5, 25, 43, 47, 215, 235, 1075, 1175, 1801, 2021, 9005, 10105, 45025, 50525, 77443, 84647, 387215, 423235, 1936075, 2116175, 3639821, 18199105, 90995525]

約数ペア:

[(1, 90995525), (5, 18199105), (25, 3639821), (43, 2116175), (47, 1936075), (215, 423235), (235, 387215), (1075, 84647), (1175, 77443), (1801, 50525), (2021, 45025), (9005, 10105)]