227016725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2417}}^1$

素因数の和:2474

約数の個数: 36

約数和(自身を含む): 322169484

約数和(自身を除く): 95152759

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 289, 325, 425, 1105, 1445, 2417, 3757, 5525, 7225, 12085, 18785, 31421, 41089, 60425, 93925, 157105, 205445, 534157, 698513, 785525, 1027225, 2670785, 3492565, 9080669, 13353925, 17462825, 45403345, 227016725]

約数ペア:

[(1, 227016725), (5, 45403345), (13, 17462825), (17, 13353925), (25, 9080669), (65, 3492565), (85, 2670785), (221, 1027225), (289, 785525), (325, 698513), (425, 534157), (1105, 205445), (1445, 157105), (2417, 93925), (3757, 60425), (5525, 41089), (7225, 31421), (12085, 18785)]