80451970576

素因数分解:

$2^4\times {\mathrm{821}}^1\times {\mathrm{6124541}}^1$

素因数の和:6125370

約数の個数: 20

約数和(自身を含む): 156065579244

約数和(自身を除く): 75613608668

約数列:

[1, 2, 4, 8, 16, 821, 1642, 3284, 6568, 13136, 6124541, 12249082, 24498164, 48996328, 97992656, 5028248161, 10056496322, 20112992644, 40225985288, 80451970576]

約数ペア:

[(1, 80451970576), (2, 40225985288), (4, 20112992644), (8, 10056496322), (16, 5028248161), (821, 97992656), (1642, 48996328), (3284, 24498164), (6568, 12249082), (13136, 6124541)]