51743575

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{331}}^1$

素因数の和:404

約数の個数: 36

約数和(自身を含む): 71570568

約数和(自身を除く): 19826993

約数列:

[1, 5, 13, 25, 37, 65, 169, 185, 325, 331, 481, 845, 925, 1655, 2405, 4225, 4303, 6253, 8275, 12025, 12247, 21515, 31265, 55939, 61235, 107575, 156325, 159211, 279695, 306175, 796055, 1398475, 2069743, 3980275, 10348715, 51743575]

約数ペア:

[(1, 51743575), (5, 10348715), (13, 3980275), (25, 2069743), (37, 1398475), (65, 796055), (169, 306175), (185, 279695), (325, 159211), (331, 156325), (481, 107575), (845, 61235), (925, 55939), (1655, 31265), (2405, 21515), (4225, 12247), (4303, 12025), (6253, 8275)]