172430525

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{821}}^1$

素因数の和:1133

約数の個数: 24

約数和(自身を含む): 221795328

約数和(自身を除く): 49364803

約数列:

[1, 5, 25, 31, 155, 271, 775, 821, 1355, 4105, 6775, 8401, 20525, 25451, 42005, 127255, 210025, 222491, 636275, 1112455, 5562275, 6897221, 34486105, 172430525]

約数ペア:

[(1, 172430525), (5, 34486105), (25, 6897221), (31, 5562275), (155, 1112455), (271, 636275), (775, 222491), (821, 210025), (1355, 127255), (4105, 42005), (6775, 25451), (8401, 20525)]