81706505

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1\times {\mathrm{1621}}^1$

素因数の和:2236

約数の個数: 16

約数和(自身を含む): 104054544

約数和(自身を除く): 22348039

約数列:

[1, 5, 17, 85, 593, 1621, 2965, 8105, 10081, 27557, 50405, 137785, 961253, 4806265, 16341301, 81706505]

約数ペア:

[(1, 81706505), (5, 16341301), (17, 4806265), (85, 961253), (593, 137785), (1621, 50405), (2965, 27557), (8105, 10081)]