9801125

素因数分解:

$5^3\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:985

約数の個数: 16

約数和(自身を含む): 12383280

約数和(自身を除く): 2582155

約数列:

[1, 5, 25, 89, 125, 445, 881, 2225, 4405, 11125, 22025, 78409, 110125, 392045, 1960225, 9801125]

約数ペア:

[(1, 9801125), (5, 1960225), (25, 392045), (89, 110125), (125, 78409), (445, 22025), (881, 11125), (2225, 4405)]