80811070

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{44647}}^1$

素因数の和:44835

約数の個数: 16

約数和(自身を含む): 146266848

約数和(自身を除く): 65455778

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 44647, 89294, 223235, 446470, 8081107, 16162214, 40405535, 80811070]

約数ペア:

[(1, 80811070), (2, 40405535), (5, 16162214), (10, 8081107), (181, 446470), (362, 223235), (905, 89294), (1810, 44647)]