71326225

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:921

約数の個数: 24

約数和(自身を含む): 92315520

約数和(自身を除く): 20989295

約数列:

[1, 5, 25, 29, 131, 145, 655, 725, 751, 3275, 3755, 3799, 18775, 18995, 21779, 94975, 98381, 108895, 491905, 544475, 2459525, 2853049, 14265245, 71326225]

約数ペア:

[(1, 71326225), (5, 14265245), (25, 2853049), (29, 2459525), (131, 544475), (145, 491905), (655, 108895), (725, 98381), (751, 94975), (3275, 21779), (3755, 18995), (3799, 18775)]