81058430

素因数分解:

$2^1\times 5^1\times {\mathrm{661}}^1\times {\mathrm{12263}}^1$

素因数の和:12931

約数の個数: 16

約数和(自身を含む): 146137824

約数和(自身を除く): 65079394

約数列:

[1, 2, 5, 10, 661, 1322, 3305, 6610, 12263, 24526, 61315, 122630, 8105843, 16211686, 40529215, 81058430]

約数ペア:

[(1, 81058430), (2, 40529215), (5, 16211686), (10, 8105843), (661, 122630), (1322, 61315), (3305, 24526), (6610, 12263)]