31316025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{32119}}^1$

素因数の和:32145

約数の個数: 24

約数和(自身を含む): 55760320

約数和(自身を除く): 24444295

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 32119, 96357, 160595, 417547, 481785, 802975, 1252641, 2087735, 2408925, 6263205, 10438675, 31316025]

約数ペア:

[(1, 31316025), (3, 10438675), (5, 6263205), (13, 2408925), (15, 2087735), (25, 1252641), (39, 802975), (65, 481785), (75, 417547), (195, 160595), (325, 96357), (975, 32119)]