81608810

素因数分解:

$2^1\times 5^1\times {\mathrm{977}}^1\times {\mathrm{8353}}^1$

素因数の和:9337

約数の個数: 16

約数和(自身を含む): 147063816

約数和(自身を除く): 65455006

約数列:

[1, 2, 5, 10, 977, 1954, 4885, 8353, 9770, 16706, 41765, 83530, 8160881, 16321762, 40804405, 81608810]

約数ペア:

[(1, 81608810), (2, 40804405), (5, 16321762), (10, 8160881), (977, 83530), (1954, 41765), (4885, 16706), (8353, 9770)]