99974800

素因数分解:

$2^4\times 5^2\times {\mathrm{109}}^1\times {\mathrm{2293}}^1$

素因数の和:2420

約数の個数: 60

約数和(自身を含む): 242498740

約数和(自身を除く): 142523940

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 109, 200, 218, 400, 436, 545, 872, 1090, 1744, 2180, 2293, 2725, 4360, 4586, 5450, 8720, 9172, 10900, 11465, 18344, 21800, 22930, 36688, 43600, 45860, 57325, 91720, 114650, 183440, 229300, 249937, 458600, 499874, 917200, 999748, 1249685, 1999496, 2499370, 3998992, 4998740, 6248425, 9997480, 12496850, 19994960, 24993700, 49987400, 99974800]

約数ペア:

[(1, 99974800), (2, 49987400), (4, 24993700), (5, 19994960), (8, 12496850), (10, 9997480), (16, 6248425), (20, 4998740), (25, 3998992), (40, 2499370), (50, 1999496), (80, 1249685), (100, 999748), (109, 917200), (200, 499874), (218, 458600), (400, 249937), (436, 229300), (545, 183440), (872, 114650), (1090, 91720), (1744, 57325), (2180, 45860), (2293, 43600), (2725, 36688), (4360, 22930), (4586, 21800), (5450, 18344), (8720, 11465), (9172, 10900)]