86631025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6199}}^1$

素因数の和:6265

約数の個数: 24

約数和(自身を含む): 118395200

約数和(自身を除く): 31764175

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 2795, 6199, 13975, 30995, 80587, 154975, 266557, 402935, 1332785, 2014675, 3465241, 6663925, 17326205, 86631025]

約数ペア:

[(1, 86631025), (5, 17326205), (13, 6663925), (25, 3465241), (43, 2014675), (65, 1332785), (215, 402935), (325, 266557), (559, 154975), (1075, 80587), (2795, 30995), (6199, 13975)]