82616564

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{971}}^1$

素因数の和:1303

約数の個数: 24

約数和(自身を含む): 146966400

約数和(自身を除く): 64349836

約数列:

[1, 2, 4, 89, 178, 239, 356, 478, 956, 971, 1942, 3884, 21271, 42542, 85084, 86419, 172838, 232069, 345676, 464138, 928276, 20654141, 41308282, 82616564]

約数ペア:

[(1, 82616564), (2, 41308282), (4, 20654141), (89, 928276), (178, 464138), (239, 345676), (356, 232069), (478, 172838), (956, 86419), (971, 85084), (1942, 42542), (3884, 21271)]