215795800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2087}}^1$

素因数の和:2161

約数の個数: 96

約数和(自身を含む): 559249920

約数和(自身を除く): 343454120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 47, 50, 55, 88, 94, 100, 110, 188, 200, 220, 235, 275, 376, 440, 470, 517, 550, 940, 1034, 1100, 1175, 1880, 2068, 2087, 2200, 2350, 2585, 4136, 4174, 4700, 5170, 8348, 9400, 10340, 10435, 12925, 16696, 20680, 20870, 22957, 25850, 41740, 45914, 51700, 52175, 83480, 91828, 98089, 103400, 104350, 114785, 183656, 196178, 208700, 229570, 392356, 417400, 459140, 490445, 573925, 784712, 918280, 980890, 1078979, 1147850, 1961780, 2157958, 2295700, 2452225, 3923560, 4315916, 4591400, 4904450, 5394895, 8631832, 9808900, 10789790, 19617800, 21579580, 26974475, 43159160, 53948950, 107897900, 215795800]

約数ペア:

[(1, 215795800), (2, 107897900), (4, 53948950), (5, 43159160), (8, 26974475), (10, 21579580), (11, 19617800), (20, 10789790), (22, 9808900), (25, 8631832), (40, 5394895), (44, 4904450), (47, 4591400), (50, 4315916), (55, 3923560), (88, 2452225), (94, 2295700), (100, 2157958), (110, 1961780), (188, 1147850), (200, 1078979), (220, 980890), (235, 918280), (275, 784712), (376, 573925), (440, 490445), (470, 459140), (517, 417400), (550, 392356), (940, 229570), (1034, 208700), (1100, 196178), (1175, 183656), (1880, 114785), (2068, 104350), (2087, 103400), (2200, 98089), (2350, 91828), (2585, 83480), (4136, 52175), (4174, 51700), (4700, 45914), (5170, 41740), (8348, 25850), (9400, 22957), (10340, 20870), (10435, 20680), (12925, 16696)]