50711920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{661}}^1$

素因数の和:818

約数の個数: 80

約数和(自身を含む): 135937728

約数和(自身を除く): 85225808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 137, 140, 274, 280, 548, 560, 661, 685, 959, 1096, 1322, 1370, 1918, 2192, 2644, 2740, 3305, 3836, 4627, 4795, 5288, 5480, 6610, 7672, 9254, 9590, 10576, 10960, 13220, 15344, 18508, 19180, 23135, 26440, 37016, 38360, 46270, 52880, 74032, 76720, 90557, 92540, 181114, 185080, 362228, 370160, 452785, 633899, 724456, 905570, 1267798, 1448912, 1811140, 2535596, 3169495, 3622280, 5071192, 6338990, 7244560, 10142384, 12677980, 25355960, 50711920]

約数ペア:

[(1, 50711920), (2, 25355960), (4, 12677980), (5, 10142384), (7, 7244560), (8, 6338990), (10, 5071192), (14, 3622280), (16, 3169495), (20, 2535596), (28, 1811140), (35, 1448912), (40, 1267798), (56, 905570), (70, 724456), (80, 633899), (112, 452785), (137, 370160), (140, 362228), (274, 185080), (280, 181114), (548, 92540), (560, 90557), (661, 76720), (685, 74032), (959, 52880), (1096, 46270), (1322, 38360), (1370, 37016), (1918, 26440), (2192, 23135), (2644, 19180), (2740, 18508), (3305, 15344), (3836, 13220), (4627, 10960), (4795, 10576), (5288, 9590), (5480, 9254), (6610, 7672)]