788494870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{937}}^1$

素因数の和:1109

約数の個数: 64

約数和(自身を含む): 1545223680

約数和(自身を除く): 756728810

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 103, 190, 206, 215, 430, 515, 817, 937, 1030, 1634, 1874, 1957, 3914, 4085, 4429, 4685, 8170, 8858, 9370, 9785, 17803, 19570, 22145, 35606, 40291, 44290, 80582, 84151, 89015, 96511, 168302, 178030, 193022, 201455, 402910, 420755, 482555, 765529, 841510, 965110, 1531058, 1833709, 3667418, 3827645, 4149973, 7655290, 8299946, 9168545, 18337090, 20749865, 41499730, 78849487, 157698974, 394247435, 788494870]

約数ペア:

[(1, 788494870), (2, 394247435), (5, 157698974), (10, 78849487), (19, 41499730), (38, 20749865), (43, 18337090), (86, 9168545), (95, 8299946), (103, 7655290), (190, 4149973), (206, 3827645), (215, 3667418), (430, 1833709), (515, 1531058), (817, 965110), (937, 841510), (1030, 765529), (1634, 482555), (1874, 420755), (1957, 402910), (3914, 201455), (4085, 193022), (4429, 178030), (4685, 168302), (8170, 96511), (8858, 89015), (9370, 84151), (9785, 80582), (17803, 44290), (19570, 40291), (22145, 35606)]