318131125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1429}}^1$

素因数の和:1594

約数の個数: 32

約数和(自身を含む): 430990560

約数和(自身を除く): 112859435

約数列:

[1, 5, 13, 25, 65, 125, 137, 325, 685, 1429, 1625, 1781, 3425, 7145, 8905, 17125, 18577, 35725, 44525, 92885, 178625, 195773, 222625, 464425, 978865, 2322125, 2545049, 4894325, 12725245, 24471625, 63626225, 318131125]

約数ペア:

[(1, 318131125), (5, 63626225), (13, 24471625), (25, 12725245), (65, 4894325), (125, 2545049), (137, 2322125), (325, 978865), (685, 464425), (1429, 222625), (1625, 195773), (1781, 178625), (3425, 92885), (7145, 44525), (8905, 35725), (17125, 18577)]