80866445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1103}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 111919104

約数和(自身を除く): 31052659

約数列:

[1, 5, 11, 31, 43, 55, 155, 215, 341, 473, 1103, 1333, 1705, 2365, 5515, 6665, 12133, 14663, 34193, 47429, 60665, 73315, 170965, 237145, 376123, 521719, 1470299, 1880615, 2608595, 7351495, 16173289, 80866445]

約数ペア:

[(1, 80866445), (5, 16173289), (11, 7351495), (31, 2608595), (43, 1880615), (55, 1470299), (155, 521719), (215, 376123), (341, 237145), (473, 170965), (1103, 73315), (1333, 60665), (1705, 47429), (2365, 34193), (5515, 14663), (6665, 12133)]