2005045000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{57287}}^1$

素因数の和:57320

約数の個数: 80

約数和(自身を含む): 5369031360

約数和(自身を除く): 3363986360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 200, 250, 280, 350, 500, 625, 700, 875, 1000, 1250, 1400, 1750, 2500, 3500, 4375, 5000, 7000, 8750, 17500, 35000, 57287, 114574, 229148, 286435, 401009, 458296, 572870, 802018, 1145740, 1432175, 1604036, 2005045, 2291480, 2864350, 3208072, 4010090, 5728700, 7160875, 8020180, 10025225, 11457400, 14321750, 16040360, 20050450, 28643500, 35804375, 40100900, 50126125, 57287000, 71608750, 80201800, 100252250, 143217500, 200504500, 250630625, 286435000, 401009000, 501261250, 1002522500, 2005045000]

約数ペア:

[(1, 2005045000), (2, 1002522500), (4, 501261250), (5, 401009000), (7, 286435000), (8, 250630625), (10, 200504500), (14, 143217500), (20, 100252250), (25, 80201800), (28, 71608750), (35, 57287000), (40, 50126125), (50, 40100900), (56, 35804375), (70, 28643500), (100, 20050450), (125, 16040360), (140, 14321750), (175, 11457400), (200, 10025225), (250, 8020180), (280, 7160875), (350, 5728700), (500, 4010090), (625, 3208072), (700, 2864350), (875, 2291480), (1000, 2005045), (1250, 1604036), (1400, 1432175), (1750, 1145740), (2500, 802018), (3500, 572870), (4375, 458296), (5000, 401009), (7000, 286435), (8750, 229148), (17500, 114574), (35000, 57287)]