80417456

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{6971}}^1$

素因数の和:7089

約数の個数: 40

約数和(自身を含む): 179821824

約数和(自身を除く): 99404368

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 112, 206, 412, 721, 824, 1442, 1648, 2884, 5768, 6971, 11536, 13942, 27884, 48797, 55768, 97594, 111536, 195188, 390376, 718013, 780752, 1436026, 2872052, 5026091, 5744104, 10052182, 11488208, 20104364, 40208728, 80417456]

約数ペア:

[(1, 80417456), (2, 40208728), (4, 20104364), (7, 11488208), (8, 10052182), (14, 5744104), (16, 5026091), (28, 2872052), (56, 1436026), (103, 780752), (112, 718013), (206, 390376), (412, 195188), (721, 111536), (824, 97594), (1442, 55768), (1648, 48797), (2884, 27884), (5768, 13942), (6971, 11536)]