80419556

素因数分解:

$2^2\times 7^1\times {\mathrm{1061}}^1\times {\mathrm{2707}}^1$

素因数の和:3779

約数の個数: 24

約数和(自身を含む): 161050176

約数和(自身を除く): 80630620

約数列:

[1, 2, 4, 7, 14, 28, 1061, 2122, 2707, 4244, 5414, 7427, 10828, 14854, 18949, 29708, 37898, 75796, 2872127, 5744254, 11488508, 20104889, 40209778, 80419556]

約数ペア:

[(1, 80419556), (2, 40209778), (4, 20104889), (7, 11488508), (14, 5744254), (28, 2872127), (1061, 75796), (2122, 37898), (2707, 29708), (4244, 18949), (5414, 14854), (7427, 10828)]