51235730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 96

約数和(自身を含む): 117635328

約数和(自身を除く): 66399598

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 61, 65, 70, 71, 91, 122, 130, 142, 169, 182, 305, 338, 355, 427, 455, 497, 610, 710, 793, 845, 854, 910, 923, 994, 1183, 1586, 1690, 1846, 2135, 2366, 2485, 3965, 4270, 4331, 4615, 4970, 5551, 5915, 6461, 7930, 8662, 9230, 10309, 11102, 11830, 11999, 12922, 20618, 21655, 23998, 27755, 30317, 32305, 43310, 51545, 55510, 56303, 59995, 60634, 64610, 72163, 83993, 103090, 112606, 119990, 144326, 151585, 167986, 281515, 303170, 360815, 394121, 419965, 563030, 721630, 731939, 788242, 839930, 1463878, 1970605, 3659695, 3941210, 5123573, 7319390, 10247146, 25617865, 51235730]

約数ペア:

[(1, 51235730), (2, 25617865), (5, 10247146), (7, 7319390), (10, 5123573), (13, 3941210), (14, 3659695), (26, 1970605), (35, 1463878), (61, 839930), (65, 788242), (70, 731939), (71, 721630), (91, 563030), (122, 419965), (130, 394121), (142, 360815), (169, 303170), (182, 281515), (305, 167986), (338, 151585), (355, 144326), (427, 119990), (455, 112606), (497, 103090), (610, 83993), (710, 72163), (793, 64610), (845, 60634), (854, 59995), (910, 56303), (923, 55510), (994, 51545), (1183, 43310), (1586, 32305), (1690, 30317), (1846, 27755), (2135, 23998), (2366, 21655), (2485, 20618), (3965, 12922), (4270, 11999), (4331, 11830), (4615, 11102), (4970, 10309), (5551, 9230), (5915, 8662), (6461, 7930)]