201350825

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{47657}}^1$

素因数の和:47693

約数の個数: 18

約数和(自身を含む): 270363834

約数和(自身を除く): 69013009

約数列:

[1, 5, 13, 25, 65, 169, 325, 845, 4225, 47657, 238285, 619541, 1191425, 3097705, 8054033, 15488525, 40270165, 201350825]

約数ペア:

[(1, 201350825), (5, 40270165), (13, 15488525), (25, 8054033), (65, 3097705), (169, 1191425), (325, 619541), (845, 238285), (4225, 47657)]