51291380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{937}}^1$

素因数の和:993

約数の個数: 96

約数和(自身を含む): 136152576

約数和(自身を除く): 84861196

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 23, 28, 34, 35, 46, 68, 70, 85, 92, 115, 119, 140, 161, 170, 230, 238, 322, 340, 391, 460, 476, 595, 644, 782, 805, 937, 1190, 1564, 1610, 1874, 1955, 2380, 2737, 3220, 3748, 3910, 4685, 5474, 6559, 7820, 9370, 10948, 13118, 13685, 15929, 18740, 21551, 26236, 27370, 31858, 32795, 43102, 54740, 63716, 65590, 79645, 86204, 107755, 111503, 131180, 150857, 159290, 215510, 223006, 301714, 318580, 366367, 431020, 446012, 557515, 603428, 732734, 754285, 1115030, 1465468, 1508570, 1831835, 2230060, 2564569, 3017140, 3663670, 5129138, 7327340, 10258276, 12822845, 25645690, 51291380]

約数ペア:

[(1, 51291380), (2, 25645690), (4, 12822845), (5, 10258276), (7, 7327340), (10, 5129138), (14, 3663670), (17, 3017140), (20, 2564569), (23, 2230060), (28, 1831835), (34, 1508570), (35, 1465468), (46, 1115030), (68, 754285), (70, 732734), (85, 603428), (92, 557515), (115, 446012), (119, 431020), (140, 366367), (161, 318580), (170, 301714), (230, 223006), (238, 215510), (322, 159290), (340, 150857), (391, 131180), (460, 111503), (476, 107755), (595, 86204), (644, 79645), (782, 65590), (805, 63716), (937, 54740), (1190, 43102), (1564, 32795), (1610, 31858), (1874, 27370), (1955, 26236), (2380, 21551), (2737, 18740), (3220, 15929), (3748, 13685), (3910, 13118), (4685, 10948), (5474, 9370), (6559, 7820)]