80580808

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{509}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 189475200

約数和(自身を除く): 108894392

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 257, 308, 509, 514, 616, 1018, 1028, 1799, 2036, 2056, 2827, 3563, 3598, 4072, 5599, 5654, 7126, 7196, 11198, 11308, 14252, 14392, 19789, 22396, 22616, 28504, 39193, 39578, 44792, 78386, 79156, 130813, 156772, 158312, 261626, 313544, 523252, 915691, 1046504, 1438943, 1831382, 2877886, 3662764, 5755772, 7325528, 10072601, 11511544, 20145202, 40290404, 80580808]

約数ペア:

[(1, 80580808), (2, 40290404), (4, 20145202), (7, 11511544), (8, 10072601), (11, 7325528), (14, 5755772), (22, 3662764), (28, 2877886), (44, 1831382), (56, 1438943), (77, 1046504), (88, 915691), (154, 523252), (257, 313544), (308, 261626), (509, 158312), (514, 156772), (616, 130813), (1018, 79156), (1028, 78386), (1799, 44792), (2036, 39578), (2056, 39193), (2827, 28504), (3563, 22616), (3598, 22396), (4072, 19789), (5599, 14392), (5654, 14252), (7126, 11308), (7196, 11198)]