51709280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{337}}^1$

素因数の和:496

約数の個数: 96

約数和(自身を含む): 141051456

約数和(自身を除く): 89342176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 137, 140, 160, 224, 274, 280, 337, 548, 560, 674, 685, 959, 1096, 1120, 1348, 1370, 1685, 1918, 2192, 2359, 2696, 2740, 3370, 3836, 4384, 4718, 4795, 5392, 5480, 6740, 7672, 9436, 9590, 10784, 10960, 11795, 13480, 15344, 18872, 19180, 21920, 23590, 26960, 30688, 37744, 38360, 46169, 47180, 53920, 75488, 76720, 92338, 94360, 153440, 184676, 188720, 230845, 323183, 369352, 377440, 461690, 646366, 738704, 923380, 1292732, 1477408, 1615915, 1846760, 2585464, 3231830, 3693520, 5170928, 6463660, 7387040, 10341856, 12927320, 25854640, 51709280]

約数ペア:

[(1, 51709280), (2, 25854640), (4, 12927320), (5, 10341856), (7, 7387040), (8, 6463660), (10, 5170928), (14, 3693520), (16, 3231830), (20, 2585464), (28, 1846760), (32, 1615915), (35, 1477408), (40, 1292732), (56, 923380), (70, 738704), (80, 646366), (112, 461690), (137, 377440), (140, 369352), (160, 323183), (224, 230845), (274, 188720), (280, 184676), (337, 153440), (548, 94360), (560, 92338), (674, 76720), (685, 75488), (959, 53920), (1096, 47180), (1120, 46169), (1348, 38360), (1370, 37744), (1685, 30688), (1918, 26960), (2192, 23590), (2359, 21920), (2696, 19180), (2740, 18872), (3370, 15344), (3836, 13480), (4384, 11795), (4718, 10960), (4795, 10784), (5392, 9590), (5480, 9436), (6740, 7672)]