80728864

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{41357}}^1$

素因数の和:41428

約数の個数: 24

約数和(自身を含む): 161544348

約数和(自身を除く): 80815484

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 41357, 82714, 165428, 330856, 661712, 1323424, 2522777, 5045554, 10091108, 20182216, 40364432, 80728864]

約数ペア:

[(1, 80728864), (2, 40364432), (4, 20182216), (8, 10091108), (16, 5045554), (32, 2522777), (61, 1323424), (122, 661712), (244, 330856), (488, 165428), (976, 82714), (1952, 41357)]