81085315

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{10193}}^1$

素因数の和:10278

約数の個数: 16

約数和(自身を含む): 102266208

約数和(自身を除く): 21180893

約数列:

[1, 5, 37, 43, 185, 215, 1591, 7955, 10193, 50965, 377141, 438299, 1885705, 2191495, 16217063, 81085315]

約数ペア:

[(1, 81085315), (5, 16217063), (37, 2191495), (43, 1885705), (185, 438299), (215, 377141), (1591, 50965), (7955, 10193)]