91289000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 239690880

約数和(自身を除く): 148401880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 43, 44, 50, 55, 86, 88, 100, 110, 125, 172, 193, 200, 215, 220, 250, 275, 344, 386, 430, 440, 473, 500, 550, 772, 860, 946, 965, 1000, 1075, 1100, 1375, 1544, 1720, 1892, 1930, 2123, 2150, 2200, 2365, 2750, 3784, 3860, 4246, 4300, 4730, 4825, 5375, 5500, 7720, 8299, 8492, 8600, 9460, 9650, 10615, 10750, 11000, 11825, 16598, 16984, 18920, 19300, 21230, 21500, 23650, 24125, 33196, 38600, 41495, 42460, 43000, 47300, 48250, 53075, 59125, 66392, 82990, 84920, 91289, 94600, 96500, 106150, 118250, 165980, 182578, 193000, 207475, 212300, 236500, 265375, 331960, 365156, 414950, 424600, 456445, 473000, 530750, 730312, 829900, 912890, 1037375, 1061500, 1659800, 1825780, 2074750, 2123000, 2282225, 3651560, 4149500, 4564450, 8299000, 9128900, 11411125, 18257800, 22822250, 45644500, 91289000]

約数ペア:

[(1, 91289000), (2, 45644500), (4, 22822250), (5, 18257800), (8, 11411125), (10, 9128900), (11, 8299000), (20, 4564450), (22, 4149500), (25, 3651560), (40, 2282225), (43, 2123000), (44, 2074750), (50, 1825780), (55, 1659800), (86, 1061500), (88, 1037375), (100, 912890), (110, 829900), (125, 730312), (172, 530750), (193, 473000), (200, 456445), (215, 424600), (220, 414950), (250, 365156), (275, 331960), (344, 265375), (386, 236500), (430, 212300), (440, 207475), (473, 193000), (500, 182578), (550, 165980), (772, 118250), (860, 106150), (946, 96500), (965, 94600), (1000, 91289), (1075, 84920), (1100, 82990), (1375, 66392), (1544, 59125), (1720, 53075), (1892, 48250), (1930, 47300), (2123, 43000), (2150, 42460), (2200, 41495), (2365, 38600), (2750, 33196), (3784, 24125), (3860, 23650), (4246, 21500), (4300, 21230), (4730, 19300), (4825, 18920), (5375, 16984), (5500, 16598), (7720, 11825), (8299, 11000), (8492, 10750), (8600, 10615), (9460, 9650)]