15961250

素因数分解:

$2^1\times 5^4\times {\mathrm{113}}^2$

素因数の和:248

約数の個数: 30

約数和(自身を含む): 30184869

約数和(自身を除く): 14223619

約数列:

[1, 2, 5, 10, 25, 50, 113, 125, 226, 250, 565, 625, 1130, 1250, 2825, 5650, 12769, 14125, 25538, 28250, 63845, 70625, 127690, 141250, 319225, 638450, 1596125, 3192250, 7980625, 15961250]

約数ペア:

[(1, 15961250), (2, 7980625), (5, 3192250), (10, 1596125), (25, 638450), (50, 319225), (113, 141250), (125, 127690), (226, 70625), (250, 63845), (565, 28250), (625, 25538), (1130, 14125), (1250, 12769), (2825, 5650)]