158343025

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1$

素因数の和:933

約数の個数: 24

約数和(自身を含む): 202283928

約数和(自身を除く): 43940903

約数列:

[1, 5, 25, 41, 205, 241, 641, 1025, 1205, 3205, 6025, 9881, 16025, 26281, 49405, 131405, 154481, 247025, 657025, 772405, 3862025, 6333721, 31668605, 158343025]

約数ペア:

[(1, 158343025), (5, 31668605), (25, 6333721), (41, 3862025), (205, 772405), (241, 657025), (641, 247025), (1025, 154481), (1205, 131405), (3205, 49405), (6025, 26281), (9881, 16025)]