677481025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{7213}}^1$

素因数の和:7270

約数の個数: 36

約数和(自身を含む): 961178932

約数和(自身を除く): 283697907

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 289, 325, 425, 1105, 1445, 3757, 5525, 7213, 7225, 18785, 36065, 93769, 93925, 122621, 180325, 468845, 613105, 1594073, 2084557, 2344225, 3065525, 7970365, 10422785, 27099241, 39851825, 52113925, 135496205, 677481025]

約数ペア:

[(1, 677481025), (5, 135496205), (13, 52113925), (17, 39851825), (25, 27099241), (65, 10422785), (85, 7970365), (221, 3065525), (289, 2344225), (325, 2084557), (425, 1594073), (1105, 613105), (1445, 468845), (3757, 180325), (5525, 122621), (7213, 93925), (7225, 93769), (18785, 36065)]