202220525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2153}}^1$

素因数の和:2210

約数の個数: 36

約数和(自身を含む): 286994652

約数和(自身を除く): 84774127

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 289, 325, 425, 1105, 1445, 2153, 3757, 5525, 7225, 10765, 18785, 27989, 36601, 53825, 93925, 139945, 183005, 475813, 622217, 699725, 915025, 2379065, 3111085, 8088821, 11895325, 15555425, 40444105, 202220525]

約数ペア:

[(1, 202220525), (5, 40444105), (13, 15555425), (17, 11895325), (25, 8088821), (65, 3111085), (85, 2379065), (221, 915025), (289, 699725), (325, 622217), (425, 475813), (1105, 183005), (1445, 139945), (2153, 93925), (3757, 53825), (5525, 36601), (7225, 27989), (10765, 18785)]