164521225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{13913}}^1$

素因数の和:13977

約数の個数: 24

約数和(自身を含む): 227744352

約数和(自身を除く): 63223127

約数列:

[1, 5, 11, 25, 43, 55, 215, 275, 473, 1075, 2365, 11825, 13913, 69565, 153043, 347825, 598259, 765215, 2991295, 3826075, 6580849, 14956475, 32904245, 164521225]

約数ペア:

[(1, 164521225), (5, 32904245), (11, 14956475), (25, 6580849), (43, 3826075), (55, 2991295), (215, 765215), (275, 598259), (473, 347825), (1075, 153043), (2365, 69565), (11825, 13913)]