80345770

素因数分解:

$2^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{9907}}^1$

素因数の和:10725

約数の個数: 16

約数和(自身を含む): 144815328

約数和(自身を除く): 64469558

約数列:

[1, 2, 5, 10, 811, 1622, 4055, 8110, 9907, 19814, 49535, 99070, 8034577, 16069154, 40172885, 80345770]

約数ペア:

[(1, 80345770), (2, 40172885), (5, 16069154), (10, 8034577), (811, 99070), (1622, 49535), (4055, 19814), (8110, 9907)]