344957825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{16889}}^1$

素因数の和:16961

約数の個数: 24

約数和(自身を含む): 460759200

約数和(自身を除く): 115801375

約数列:

[1, 5, 19, 25, 43, 95, 215, 475, 817, 1075, 4085, 16889, 20425, 84445, 320891, 422225, 726227, 1604455, 3631135, 8022275, 13798313, 18155675, 68991565, 344957825]

約数ペア:

[(1, 344957825), (5, 68991565), (19, 18155675), (25, 13798313), (43, 8022275), (95, 3631135), (215, 1604455), (475, 726227), (817, 422225), (1075, 320891), (4085, 84445), (16889, 20425)]