71340725

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5179}}^1$

素因数の和:5237

約数の個数: 24

約数和(自身を含む): 96348000

約数和(自身を除く): 25007275

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 2755, 5179, 13775, 25895, 98401, 129475, 150191, 492005, 750955, 2460025, 2853629, 3754775, 14268145, 71340725]

約数ペア:

[(1, 71340725), (5, 14268145), (19, 3754775), (25, 2853629), (29, 2460025), (95, 750955), (145, 492005), (475, 150191), (551, 129475), (725, 98401), (2755, 25895), (5179, 13775)]