81052990

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{45281}}^1$

素因数の和:45467

約数の個数: 16

約数和(自身を含む): 146713680

約数和(自身を除く): 65660690

約数列:

[1, 2, 5, 10, 179, 358, 895, 1790, 45281, 90562, 226405, 452810, 8105299, 16210598, 40526495, 81052990]

約数ペア:

[(1, 81052990), (2, 40526495), (5, 16210598), (10, 8105299), (179, 452810), (358, 226405), (895, 90562), (1790, 45281)]