82215725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{751}}^1$

素因数の和:941

約数の個数: 24

約数和(自身を含む): 106302720

約数和(自身を除く): 24086995

約数列:

[1, 5, 25, 29, 145, 151, 725, 751, 755, 3755, 3775, 4379, 18775, 21779, 21895, 108895, 109475, 113401, 544475, 567005, 2835025, 3288629, 16443145, 82215725]

約数ペア:

[(1, 82215725), (5, 16443145), (25, 3288629), (29, 2835025), (145, 567005), (151, 544475), (725, 113401), (751, 109475), (755, 108895), (3755, 21895), (3775, 21779), (4379, 18775)]