64315725

素因数分解:

$3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{5261}}^1$

素因数の和:5437

約数の個数: 24

約数和(自身を含む): 107008032

約数和(自身を除く): 42692307

約数列:

[1, 3, 5, 15, 25, 75, 163, 489, 815, 2445, 4075, 5261, 12225, 15783, 26305, 78915, 131525, 394575, 857543, 2572629, 4287715, 12863145, 21438575, 64315725]

約数ペア:

[(1, 64315725), (3, 21438575), (5, 12863145), (15, 4287715), (25, 2572629), (75, 857543), (163, 394575), (489, 131525), (815, 78915), (2445, 26305), (4075, 15783), (5261, 12225)]