52721125

素因数分解:

$5^3\times {\mathrm{491}}^1\times {\mathrm{859}}^1$

素因数の和:1365

約数の個数: 16

約数和(自身を含む): 66006720

約数和(自身を除く): 13285595

約数列:

[1, 5, 25, 125, 491, 859, 2455, 4295, 12275, 21475, 61375, 107375, 421769, 2108845, 10544225, 52721125]

約数ペア:

[(1, 52721125), (5, 10544225), (25, 2108845), (125, 421769), (491, 107375), (859, 61375), (2455, 21475), (4295, 12275)]