3959398640

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{1499}}^1$

素因数の和:1890

約数の個数: 80

約数和(自身を含む): 9317484000

約数和(自身を除く): 5358085360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 241, 274, 482, 548, 685, 964, 1096, 1205, 1370, 1499, 1928, 2192, 2410, 2740, 2998, 3856, 4820, 5480, 5996, 7495, 9640, 10960, 11992, 14990, 19280, 23984, 29980, 33017, 59960, 66034, 119920, 132068, 165085, 205363, 264136, 330170, 361259, 410726, 528272, 660340, 722518, 821452, 1026815, 1320680, 1445036, 1642904, 1806295, 2053630, 2641360, 2890072, 3285808, 3612590, 4107260, 5780144, 7225180, 8214520, 14450360, 16429040, 28900720, 49492483, 98984966, 197969932, 247462415, 395939864, 494924830, 791879728, 989849660, 1979699320, 3959398640]

約数ペア:

[(1, 3959398640), (2, 1979699320), (4, 989849660), (5, 791879728), (8, 494924830), (10, 395939864), (16, 247462415), (20, 197969932), (40, 98984966), (80, 49492483), (137, 28900720), (241, 16429040), (274, 14450360), (482, 8214520), (548, 7225180), (685, 5780144), (964, 4107260), (1096, 3612590), (1205, 3285808), (1370, 2890072), (1499, 2641360), (1928, 2053630), (2192, 1806295), (2410, 1642904), (2740, 1445036), (2998, 1320680), (3856, 1026815), (4820, 821452), (5480, 722518), (5996, 660340), (7495, 528272), (9640, 410726), (10960, 361259), (11992, 330170), (14990, 264136), (19280, 205363), (23984, 165085), (29980, 132068), (33017, 119920), (59960, 66034)]