80642572

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{313}}^1\times {\mathrm{1571}}^1$

素因数の和:1929

約数の個数: 24

約数和(自身を含む): 145120752

約数和(自身を除く): 64478180

約数列:

[1, 2, 4, 41, 82, 164, 313, 626, 1252, 1571, 3142, 6284, 12833, 25666, 51332, 64411, 128822, 257644, 491723, 983446, 1966892, 20160643, 40321286, 80642572]

約数ペア:

[(1, 80642572), (2, 40321286), (4, 20160643), (41, 1966892), (82, 983446), (164, 491723), (313, 257644), (626, 128822), (1252, 64411), (1571, 51332), (3142, 25666), (6284, 12833)]