430899496

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{1667}}^1$

素因数の和:2161

約数の個数: 32

約数和(自身を含む): 820656000

約数和(自身を除く): 389756504

約数列:

[1, 2, 4, 8, 79, 158, 316, 409, 632, 818, 1636, 1667, 3272, 3334, 6668, 13336, 32311, 64622, 129244, 131693, 258488, 263386, 526772, 681803, 1053544, 1363606, 2727212, 5454424, 53862437, 107724874, 215449748, 430899496]

約数ペア:

[(1, 430899496), (2, 215449748), (4, 107724874), (8, 53862437), (79, 5454424), (158, 2727212), (316, 1363606), (409, 1053544), (632, 681803), (818, 526772), (1636, 263386), (1667, 258488), (3272, 131693), (3334, 129244), (6668, 64622), (13336, 32311)]