80287984

素因数分解:

$2^4\times 7^1\times {\mathrm{716857}}^1$

素因数の和:716872

約数の個数: 20

約数和(自身を含む): 177780784

約数和(自身を除く): 97492800

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 716857, 1433714, 2867428, 5017999, 5734856, 10035998, 11469712, 20071996, 40143992, 80287984]

約数ペア:

[(1, 80287984), (2, 40143992), (4, 20071996), (7, 11469712), (8, 10035998), (14, 5734856), (16, 5017999), (28, 2867428), (56, 1433714), (112, 716857)]