630025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:129

約数の個数: 24

約数和(自身を含む): 892800

約数和(自身を除く): 262775

約数列:

[1, 5, 11, 25, 29, 55, 79, 145, 275, 319, 395, 725, 869, 1595, 1975, 2291, 4345, 7975, 11455, 21725, 25201, 57275, 126005, 630025]

約数ペア:

[(1, 630025), (5, 126005), (11, 57275), (25, 25201), (29, 21725), (55, 11455), (79, 7975), (145, 4345), (275, 2291), (319, 1975), (395, 1595), (725, 869)]