80640816

素因数分解:

$2^4\times 3^1\times {\mathrm{109}}^1\times {\mathrm{15413}}^1$

素因数の和:15533

約数の個数: 40

約数和(自身を含む): 210246960

約数和(自身を除く): 129606144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 109, 218, 327, 436, 654, 872, 1308, 1744, 2616, 5232, 15413, 30826, 46239, 61652, 92478, 123304, 184956, 246608, 369912, 739824, 1680017, 3360034, 5040051, 6720068, 10080102, 13440136, 20160204, 26880272, 40320408, 80640816]

約数ペア:

[(1, 80640816), (2, 40320408), (3, 26880272), (4, 20160204), (6, 13440136), (8, 10080102), (12, 6720068), (16, 5040051), (24, 3360034), (48, 1680017), (109, 739824), (218, 369912), (327, 246608), (436, 184956), (654, 123304), (872, 92478), (1308, 61652), (1744, 46239), (2616, 30826), (5232, 15413)]