80548364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{21817}}^1$

素因数の和:21905

約数の個数: 24

約数和(自身を含む): 153947808

約数和(自身を除く): 73399444

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 923, 1846, 3692, 21817, 43634, 87268, 283621, 567242, 1134484, 1549007, 3098014, 6196028, 20137091, 40274182, 80548364]

約数ペア:

[(1, 80548364), (2, 40274182), (4, 20137091), (13, 6196028), (26, 3098014), (52, 1549007), (71, 1134484), (142, 567242), (284, 283621), (923, 87268), (1846, 43634), (3692, 21817)]