9128900

素因数分解:

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

素因数の和:261

約数の個数: 72

約数和(自身を含む): 22227744

約数和(自身を除く): 13098844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 193, 215, 220, 275, 386, 430, 473, 550, 772, 860, 946, 965, 1075, 1100, 1892, 1930, 2123, 2150, 2365, 3860, 4246, 4300, 4730, 4825, 8299, 8492, 9460, 9650, 10615, 11825, 16598, 19300, 21230, 23650, 33196, 41495, 42460, 47300, 53075, 82990, 91289, 106150, 165980, 182578, 207475, 212300, 365156, 414950, 456445, 829900, 912890, 1825780, 2282225, 4564450, 9128900]

約数ペア:

[(1, 9128900), (2, 4564450), (4, 2282225), (5, 1825780), (10, 912890), (11, 829900), (20, 456445), (22, 414950), (25, 365156), (43, 212300), (44, 207475), (50, 182578), (55, 165980), (86, 106150), (100, 91289), (110, 82990), (172, 53075), (193, 47300), (215, 42460), (220, 41495), (275, 33196), (386, 23650), (430, 21230), (473, 19300), (550, 16598), (772, 11825), (860, 10615), (946, 9650), (965, 9460), (1075, 8492), (1100, 8299), (1892, 4825), (1930, 4730), (2123, 4300), (2150, 4246), (2365, 3860)]