75188080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1987}}^1$

素因数の和:2054

約数の個数: 80

約数和(自身を含む): 195237504

約数和(自身を除く): 120049424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 43, 44, 55, 80, 86, 88, 110, 172, 176, 215, 220, 344, 430, 440, 473, 688, 860, 880, 946, 1720, 1892, 1987, 2365, 3440, 3784, 3974, 4730, 7568, 7948, 9460, 9935, 15896, 18920, 19870, 21857, 31792, 37840, 39740, 43714, 79480, 85441, 87428, 109285, 158960, 170882, 174856, 218570, 341764, 349712, 427205, 437140, 683528, 854410, 874280, 939851, 1367056, 1708820, 1748560, 1879702, 3417640, 3759404, 4699255, 6835280, 7518808, 9398510, 15037616, 18797020, 37594040, 75188080]

約数ペア:

[(1, 75188080), (2, 37594040), (4, 18797020), (5, 15037616), (8, 9398510), (10, 7518808), (11, 6835280), (16, 4699255), (20, 3759404), (22, 3417640), (40, 1879702), (43, 1748560), (44, 1708820), (55, 1367056), (80, 939851), (86, 874280), (88, 854410), (110, 683528), (172, 437140), (176, 427205), (215, 349712), (220, 341764), (344, 218570), (430, 174856), (440, 170882), (473, 158960), (688, 109285), (860, 87428), (880, 85441), (946, 79480), (1720, 43714), (1892, 39740), (1987, 37840), (2365, 31792), (3440, 21857), (3784, 19870), (3974, 18920), (4730, 15896), (7568, 9935), (7948, 9460)]