520080400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2087}}^1$

素因数の和:2201

約数の個数: 120

約数和(自身を含む): 1444728960

約数和(自身を除く): 924648560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 89, 100, 112, 140, 175, 178, 200, 280, 350, 356, 400, 445, 560, 623, 700, 712, 890, 1246, 1400, 1424, 1780, 2087, 2225, 2492, 2800, 3115, 3560, 4174, 4450, 4984, 6230, 7120, 8348, 8900, 9968, 10435, 12460, 14609, 15575, 16696, 17800, 20870, 24920, 29218, 31150, 33392, 35600, 41740, 49840, 52175, 58436, 62300, 73045, 83480, 104350, 116872, 124600, 146090, 166960, 185743, 208700, 233744, 249200, 292180, 365225, 371486, 417400, 584360, 730450, 742972, 834800, 928715, 1168720, 1300201, 1460900, 1485944, 1857430, 2600402, 2921800, 2971888, 3714860, 4643575, 5200804, 5843600, 6501005, 7429720, 9287150, 10401608, 13002010, 14859440, 18574300, 20803216, 26004020, 32505025, 37148600, 52008040, 65010050, 74297200, 104016080, 130020100, 260040200, 520080400]

約数ペア:

[(1, 520080400), (2, 260040200), (4, 130020100), (5, 104016080), (7, 74297200), (8, 65010050), (10, 52008040), (14, 37148600), (16, 32505025), (20, 26004020), (25, 20803216), (28, 18574300), (35, 14859440), (40, 13002010), (50, 10401608), (56, 9287150), (70, 7429720), (80, 6501005), (89, 5843600), (100, 5200804), (112, 4643575), (140, 3714860), (175, 2971888), (178, 2921800), (200, 2600402), (280, 1857430), (350, 1485944), (356, 1460900), (400, 1300201), (445, 1168720), (560, 928715), (623, 834800), (700, 742972), (712, 730450), (890, 584360), (1246, 417400), (1400, 371486), (1424, 365225), (1780, 292180), (2087, 249200), (2225, 233744), (2492, 208700), (2800, 185743), (3115, 166960), (3560, 146090), (4174, 124600), (4450, 116872), (4984, 104350), (6230, 83480), (7120, 73045), (8348, 62300), (8900, 58436), (9968, 52175), (10435, 49840), (12460, 41740), (14609, 35600), (15575, 33392), (16696, 31150), (17800, 29218), (20870, 24920)]