80993000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 213408000

約数和(自身を除く): 132415000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 37, 40, 44, 50, 55, 74, 88, 100, 110, 125, 148, 185, 199, 200, 220, 250, 275, 296, 370, 398, 407, 440, 500, 550, 740, 796, 814, 925, 995, 1000, 1100, 1375, 1480, 1592, 1628, 1850, 1990, 2035, 2189, 2200, 2750, 3256, 3700, 3980, 4070, 4378, 4625, 4975, 5500, 7363, 7400, 7960, 8140, 8756, 9250, 9950, 10175, 10945, 11000, 14726, 16280, 17512, 18500, 19900, 20350, 21890, 24875, 29452, 36815, 37000, 39800, 40700, 43780, 49750, 50875, 54725, 58904, 73630, 80993, 81400, 87560, 99500, 101750, 109450, 147260, 161986, 184075, 199000, 203500, 218900, 273625, 294520, 323972, 368150, 404965, 407000, 437800, 547250, 647944, 736300, 809930, 920375, 1094500, 1472600, 1619860, 1840750, 2024825, 2189000, 3239720, 3681500, 4049650, 7363000, 8099300, 10124125, 16198600, 20248250, 40496500, 80993000]

約数ペア:

[(1, 80993000), (2, 40496500), (4, 20248250), (5, 16198600), (8, 10124125), (10, 8099300), (11, 7363000), (20, 4049650), (22, 3681500), (25, 3239720), (37, 2189000), (40, 2024825), (44, 1840750), (50, 1619860), (55, 1472600), (74, 1094500), (88, 920375), (100, 809930), (110, 736300), (125, 647944), (148, 547250), (185, 437800), (199, 407000), (200, 404965), (220, 368150), (250, 323972), (275, 294520), (296, 273625), (370, 218900), (398, 203500), (407, 199000), (440, 184075), (500, 161986), (550, 147260), (740, 109450), (796, 101750), (814, 99500), (925, 87560), (995, 81400), (1000, 80993), (1100, 73630), (1375, 58904), (1480, 54725), (1592, 50875), (1628, 49750), (1850, 43780), (1990, 40700), (2035, 39800), (2189, 37000), (2200, 36815), (2750, 29452), (3256, 24875), (3700, 21890), (3980, 20350), (4070, 19900), (4378, 18500), (4625, 17512), (4975, 16280), (5500, 14726), (7363, 11000), (7400, 10945), (7960, 10175), (8140, 9950), (8756, 9250)]