80666080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45833}}^1$

素因数の和:45859

約数の個数: 48

約数和(自身を含む): 207903024

約数和(自身を除く): 127236944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 45833, 91666, 183332, 229165, 366664, 458330, 504163, 733328, 916660, 1008326, 1466656, 1833320, 2016652, 2520815, 3666640, 4033304, 5041630, 7333280, 8066608, 10083260, 16133216, 20166520, 40333040, 80666080]

約数ペア:

[(1, 80666080), (2, 40333040), (4, 20166520), (5, 16133216), (8, 10083260), (10, 8066608), (11, 7333280), (16, 5041630), (20, 4033304), (22, 3666640), (32, 2520815), (40, 2016652), (44, 1833320), (55, 1466656), (80, 1008326), (88, 916660), (110, 733328), (160, 504163), (176, 458330), (220, 366664), (352, 229165), (440, 183332), (880, 91666), (1760, 45833)]