80043428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{7577}}^1$

素因数の和:7739

約数の個数: 24

約数和(自身を含む): 148528800

約数和(自身を除く): 68485372

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 7577, 10564, 15154, 30308, 143963, 287926, 575852, 1053203, 2106406, 4212812, 20010857, 40021714, 80043428]

約数ペア:

[(1, 80043428), (2, 40021714), (4, 20010857), (19, 4212812), (38, 2106406), (76, 1053203), (139, 575852), (278, 287926), (556, 143963), (2641, 30308), (5282, 15154), (7577, 10564)]