22163975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1609}}^1$

素因数の和:1667

約数の個数: 24

約数和(自身を含む): 29946000

約数和(自身を除く): 7782025

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 1609, 2755, 8045, 13775, 30571, 40225, 46661, 152855, 233305, 764275, 886559, 1166525, 4432795, 22163975]

約数ペア:

[(1, 22163975), (5, 4432795), (19, 1166525), (25, 886559), (29, 764275), (95, 233305), (145, 152855), (475, 46661), (551, 40225), (725, 30571), (1609, 13775), (2755, 8045)]