81400088

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:369

約数の個数: 96

約数和(自身を含む): 197074080

約数和(自身を除く): 115673992

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 41, 44, 56, 77, 82, 88, 121, 154, 164, 242, 287, 293, 308, 328, 451, 484, 574, 586, 616, 847, 902, 968, 1148, 1172, 1694, 1804, 2051, 2296, 2344, 3157, 3223, 3388, 3608, 4102, 4961, 6314, 6446, 6776, 8204, 9922, 12013, 12628, 12892, 16408, 19844, 22561, 24026, 25256, 25784, 34727, 35453, 39688, 45122, 48052, 69454, 70906, 84091, 90244, 96104, 132143, 138908, 141812, 168182, 180488, 248171, 264286, 277816, 283624, 336364, 496342, 528572, 672728, 925001, 992684, 1057144, 1453573, 1850002, 1985368, 2907146, 3700004, 5814292, 7400008, 10175011, 11628584, 20350022, 40700044, 81400088]

約数ペア:

[(1, 81400088), (2, 40700044), (4, 20350022), (7, 11628584), (8, 10175011), (11, 7400008), (14, 5814292), (22, 3700004), (28, 2907146), (41, 1985368), (44, 1850002), (56, 1453573), (77, 1057144), (82, 992684), (88, 925001), (121, 672728), (154, 528572), (164, 496342), (242, 336364), (287, 283624), (293, 277816), (308, 264286), (328, 248171), (451, 180488), (484, 168182), (574, 141812), (586, 138908), (616, 132143), (847, 96104), (902, 90244), (968, 84091), (1148, 70906), (1172, 69454), (1694, 48052), (1804, 45122), (2051, 39688), (2296, 35453), (2344, 34727), (3157, 25784), (3223, 25256), (3388, 24026), (3608, 22561), (4102, 19844), (4961, 16408), (6314, 12892), (6446, 12628), (6776, 12013), (8204, 9922)]