170833840

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{937}}^1$

素因数の和:1046

約数の個数: 80

約数和(自身を含む): 414535968

約数和(自身を除く): 243702128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 53, 80, 86, 106, 172, 212, 215, 265, 344, 424, 430, 530, 688, 848, 860, 937, 1060, 1720, 1874, 2120, 2279, 3440, 3748, 4240, 4558, 4685, 7496, 9116, 9370, 11395, 14992, 18232, 18740, 22790, 36464, 37480, 40291, 45580, 49661, 74960, 80582, 91160, 99322, 161164, 182320, 198644, 201455, 248305, 322328, 397288, 402910, 496610, 644656, 794576, 805820, 993220, 1611640, 1986440, 2135423, 3223280, 3972880, 4270846, 8541692, 10677115, 17083384, 21354230, 34166768, 42708460, 85416920, 170833840]

約数ペア:

[(1, 170833840), (2, 85416920), (4, 42708460), (5, 34166768), (8, 21354230), (10, 17083384), (16, 10677115), (20, 8541692), (40, 4270846), (43, 3972880), (53, 3223280), (80, 2135423), (86, 1986440), (106, 1611640), (172, 993220), (212, 805820), (215, 794576), (265, 644656), (344, 496610), (424, 402910), (430, 397288), (530, 322328), (688, 248305), (848, 201455), (860, 198644), (937, 182320), (1060, 161164), (1720, 99322), (1874, 91160), (2120, 80582), (2279, 74960), (3440, 49661), (3748, 45580), (4240, 40291), (4558, 37480), (4685, 36464), (7496, 22790), (9116, 18740), (9370, 18232), (11395, 14992)]