81336545

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{3163}}^1$

素因数の和:3344

約数の個数: 16

約数和(自身を含む): 100994880

約数和(自身を除く): 19658335

約数列:

[1, 5, 37, 139, 185, 695, 3163, 5143, 15815, 25715, 117031, 439657, 585155, 2198285, 16267309, 81336545]

約数ペア:

[(1, 81336545), (5, 16267309), (37, 2198285), (139, 585155), (185, 439657), (695, 117031), (3163, 25715), (5143, 15815)]