80365972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{5479}}^1$

素因数の和:5695

約数の個数: 24

約数和(自身を含む): 148836800

約数和(自身を除く): 68470828

約数列:

[1, 2, 4, 19, 38, 76, 193, 386, 772, 3667, 5479, 7334, 10958, 14668, 21916, 104101, 208202, 416404, 1057447, 2114894, 4229788, 20091493, 40182986, 80365972]

約数ペア:

[(1, 80365972), (2, 40182986), (4, 20091493), (19, 4229788), (38, 2114894), (76, 1057447), (193, 416404), (386, 208202), (772, 104101), (3667, 21916), (5479, 14668), (7334, 10958)]