91191080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 214272000

約数和(自身を除く): 123080920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 127, 145, 232, 254, 290, 508, 580, 619, 635, 1016, 1160, 1238, 1270, 2476, 2540, 3095, 3683, 4952, 5080, 6190, 7366, 12380, 14732, 17951, 18415, 24760, 29464, 35902, 36830, 71804, 73660, 78613, 89755, 143608, 147320, 157226, 179510, 314452, 359020, 393065, 628904, 718040, 786130, 1572260, 2279777, 3144520, 4559554, 9119108, 11398885, 18238216, 22797770, 45595540, 91191080]

約数ペア:

[(1, 91191080), (2, 45595540), (4, 22797770), (5, 18238216), (8, 11398885), (10, 9119108), (20, 4559554), (29, 3144520), (40, 2279777), (58, 1572260), (116, 786130), (127, 718040), (145, 628904), (232, 393065), (254, 359020), (290, 314452), (508, 179510), (580, 157226), (619, 147320), (635, 143608), (1016, 89755), (1160, 78613), (1238, 73660), (1270, 71804), (2476, 36830), (2540, 35902), (3095, 29464), (3683, 24760), (4952, 18415), (5080, 17951), (6190, 14732), (7366, 12380)]