80131996

素因数分解:

$2^2\times 7^1\times {\mathrm{1187}}^1\times {\mathrm{2411}}^1$

素因数の和:3609

約数の個数: 24

約数和(自身を含む): 160465536

約数和(自身を除く): 80333540

約数列:

[1, 2, 4, 7, 14, 28, 1187, 2374, 2411, 4748, 4822, 8309, 9644, 16618, 16877, 33236, 33754, 67508, 2861857, 5723714, 11447428, 20032999, 40065998, 80131996]

約数ペア:

[(1, 80131996), (2, 40065998), (4, 20032999), (7, 11447428), (14, 5723714), (28, 2861857), (1187, 67508), (2374, 33754), (2411, 33236), (4748, 16877), (4822, 16618), (8309, 9644)]