51159990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1361}}^1$

素因数の和:1557

約数の個数: 64

約数和(自身を含む): 141212160

約数和(自身を除く): 90052170

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 179, 210, 358, 537, 895, 1074, 1253, 1361, 1790, 2506, 2685, 2722, 3759, 4083, 5370, 6265, 6805, 7518, 8166, 9527, 12530, 13610, 18795, 19054, 20415, 28581, 37590, 40830, 47635, 57162, 95270, 142905, 243619, 285810, 487238, 730857, 1218095, 1461714, 1705333, 2436190, 3410666, 3654285, 5115999, 7308570, 8526665, 10231998, 17053330, 25579995, 51159990]

約数ペア:

[(1, 51159990), (2, 25579995), (3, 17053330), (5, 10231998), (6, 8526665), (7, 7308570), (10, 5115999), (14, 3654285), (15, 3410666), (21, 2436190), (30, 1705333), (35, 1461714), (42, 1218095), (70, 730857), (105, 487238), (179, 285810), (210, 243619), (358, 142905), (537, 95270), (895, 57162), (1074, 47635), (1253, 40830), (1361, 37590), (1790, 28581), (2506, 20415), (2685, 19054), (2722, 18795), (3759, 13610), (4083, 12530), (5370, 9527), (6265, 8166), (6805, 7518)]