76767920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1201}}^1$

素因数の和:1278

約数の個数: 80

約数和(自身を含む): 193166208

約数和(自身を除く): 116398288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 680, 752, 799, 940, 1201, 1360, 1598, 1880, 2402, 3196, 3760, 3995, 4804, 6005, 6392, 7990, 9608, 12010, 12784, 15980, 19216, 20417, 24020, 31960, 40834, 48040, 56447, 63920, 81668, 96080, 102085, 112894, 163336, 204170, 225788, 282235, 326672, 408340, 451576, 564470, 816680, 903152, 959599, 1128940, 1633360, 1919198, 2257880, 3838396, 4515760, 4797995, 7676792, 9595990, 15353584, 19191980, 38383960, 76767920]

約数ペア:

[(1, 76767920), (2, 38383960), (4, 19191980), (5, 15353584), (8, 9595990), (10, 7676792), (16, 4797995), (17, 4515760), (20, 3838396), (34, 2257880), (40, 1919198), (47, 1633360), (68, 1128940), (80, 959599), (85, 903152), (94, 816680), (136, 564470), (170, 451576), (188, 408340), (235, 326672), (272, 282235), (340, 225788), (376, 204170), (470, 163336), (680, 112894), (752, 102085), (799, 96080), (940, 81668), (1201, 63920), (1360, 56447), (1598, 48040), (1880, 40834), (2402, 31960), (3196, 24020), (3760, 20417), (3995, 19216), (4804, 15980), (6005, 12784), (6392, 12010), (7990, 9608)]