211480000

素因数分解:

$2^6\times 5^4\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:360

約数の個数: 140

約数和(自身を含む): 557034192

約数和(自身を除く): 345554192

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 125, 136, 160, 170, 200, 250, 272, 311, 320, 340, 400, 425, 500, 544, 622, 625, 680, 800, 850, 1000, 1088, 1244, 1250, 1360, 1555, 1600, 1700, 2000, 2125, 2488, 2500, 2720, 3110, 3400, 4000, 4250, 4976, 5000, 5287, 5440, 6220, 6800, 7775, 8000, 8500, 9952, 10000, 10574, 10625, 12440, 13600, 15550, 17000, 19904, 20000, 21148, 21250, 24880, 26435, 27200, 31100, 34000, 38875, 40000, 42296, 42500, 49760, 52870, 62200, 68000, 77750, 84592, 85000, 99520, 105740, 124400, 132175, 136000, 155500, 169184, 170000, 194375, 211480, 248800, 264350, 311000, 338368, 340000, 388750, 422960, 497600, 528700, 622000, 660875, 680000, 777500, 845920, 1057400, 1244000, 1321750, 1555000, 1691840, 2114800, 2488000, 2643500, 3110000, 3304375, 4229600, 5287000, 6220000, 6608750, 8459200, 10574000, 12440000, 13217500, 21148000, 26435000, 42296000, 52870000, 105740000, 211480000]

約数ペア:

[(1, 211480000), (2, 105740000), (4, 52870000), (5, 42296000), (8, 26435000), (10, 21148000), (16, 13217500), (17, 12440000), (20, 10574000), (25, 8459200), (32, 6608750), (34, 6220000), (40, 5287000), (50, 4229600), (64, 3304375), (68, 3110000), (80, 2643500), (85, 2488000), (100, 2114800), (125, 1691840), (136, 1555000), (160, 1321750), (170, 1244000), (200, 1057400), (250, 845920), (272, 777500), (311, 680000), (320, 660875), (340, 622000), (400, 528700), (425, 497600), (500, 422960), (544, 388750), (622, 340000), (625, 338368), (680, 311000), (800, 264350), (850, 248800), (1000, 211480), (1088, 194375), (1244, 170000), (1250, 169184), (1360, 155500), (1555, 136000), (1600, 132175), (1700, 124400), (2000, 105740), (2125, 99520), (2488, 85000), (2500, 84592), (2720, 77750), (3110, 68000), (3400, 62200), (4000, 52870), (4250, 49760), (4976, 42500), (5000, 42296), (5287, 40000), (5440, 38875), (6220, 34000), (6800, 31100), (7775, 27200), (8000, 26435), (8500, 24880), (9952, 21250), (10000, 21148), (10574, 20000), (10625, 19904), (12440, 17000), (13600, 15550)]