205502000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{9341}}^1$

素因数の和:9375

約数の個数: 80

約数和(自身を含む): 542134944

約数和(自身を除く): 336632944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 500, 550, 880, 1000, 1100, 1375, 2000, 2200, 2750, 4400, 5500, 9341, 11000, 18682, 22000, 37364, 46705, 74728, 93410, 102751, 149456, 186820, 205502, 233525, 373640, 411004, 467050, 513755, 747280, 822008, 934100, 1027510, 1167625, 1644016, 1868200, 2055020, 2335250, 2568775, 3736400, 4110040, 4670500, 5137550, 8220080, 9341000, 10275100, 12843875, 18682000, 20550200, 25687750, 41100400, 51375500, 102751000, 205502000]

約数ペア:

[(1, 205502000), (2, 102751000), (4, 51375500), (5, 41100400), (8, 25687750), (10, 20550200), (11, 18682000), (16, 12843875), (20, 10275100), (22, 9341000), (25, 8220080), (40, 5137550), (44, 4670500), (50, 4110040), (55, 3736400), (80, 2568775), (88, 2335250), (100, 2055020), (110, 1868200), (125, 1644016), (176, 1167625), (200, 1027510), (220, 934100), (250, 822008), (275, 747280), (400, 513755), (440, 467050), (500, 411004), (550, 373640), (880, 233525), (1000, 205502), (1100, 186820), (1375, 149456), (2000, 102751), (2200, 93410), (2750, 74728), (4400, 46705), (5500, 37364), (9341, 22000), (11000, 18682)]