80492008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{3631}}^1$

素因数の和:3817

約数の個数: 32

約数和(自身を含む): 160824960

約数和(自身を除く): 80332952

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 163, 326, 652, 1304, 2771, 3631, 5542, 7262, 11084, 14524, 22168, 29048, 61727, 123454, 246908, 493816, 591853, 1183706, 2367412, 4734824, 10061501, 20123002, 40246004, 80492008]

約数ペア:

[(1, 80492008), (2, 40246004), (4, 20123002), (8, 10061501), (17, 4734824), (34, 2367412), (68, 1183706), (136, 591853), (163, 493816), (326, 246908), (652, 123454), (1304, 61727), (2771, 29048), (3631, 22168), (5542, 14524), (7262, 11084)]