80800910

素因数分解:

$2^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{25981}}^1$

素因数の和:26299

約数の個数: 16

約数和(自身を含む): 145914912

約数和(自身を除く): 65114002

約数列:

[1, 2, 5, 10, 311, 622, 1555, 3110, 25981, 51962, 129905, 259810, 8080091, 16160182, 40400455, 80800910]

約数ペア:

[(1, 80800910), (2, 40400455), (5, 16160182), (10, 8080091), (311, 259810), (622, 129905), (1555, 51962), (3110, 25981)]