68485180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2837}}^1$

素因数の和:2934

約数の個数: 48

約数和(自身を含む): 154478016

約数和(自身を除く): 85992836

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 710, 1207, 1420, 2414, 2837, 4828, 5674, 6035, 11348, 12070, 14185, 24140, 28370, 48229, 56740, 96458, 192916, 201427, 241145, 402854, 482290, 805708, 964580, 1007135, 2014270, 3424259, 4028540, 6848518, 13697036, 17121295, 34242590, 68485180]

約数ペア:

[(1, 68485180), (2, 34242590), (4, 17121295), (5, 13697036), (10, 6848518), (17, 4028540), (20, 3424259), (34, 2014270), (68, 1007135), (71, 964580), (85, 805708), (142, 482290), (170, 402854), (284, 241145), (340, 201427), (355, 192916), (710, 96458), (1207, 56740), (1420, 48229), (2414, 28370), (2837, 24140), (4828, 14185), (5674, 12070), (6035, 11348)]