81182576

素因数分解:

$2^4\times {\mathrm{2131}}^1\times {\mathrm{2381}}^1$

素因数の和:4520

約数の個数: 20

約数和(自身を含む): 157431144

約数和(自身を除く): 76248568

約数列:

[1, 2, 4, 8, 16, 2131, 2381, 4262, 4762, 8524, 9524, 17048, 19048, 34096, 38096, 5073911, 10147822, 20295644, 40591288, 81182576]

約数ペア:

[(1, 81182576), (2, 40591288), (4, 20295644), (8, 10147822), (16, 5073911), (2131, 38096), (2381, 34096), (4262, 19048), (4762, 17048), (8524, 9524)]