51485224

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 116951040

約数和(自身を除く): 65465816

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 71, 92, 142, 161, 184, 284, 322, 497, 563, 568, 644, 994, 1126, 1288, 1633, 1988, 2252, 3266, 3941, 3976, 4504, 6532, 7882, 11431, 12949, 13064, 15764, 22862, 25898, 31528, 39973, 45724, 51796, 79946, 90643, 91448, 103592, 159892, 181286, 279811, 319784, 362572, 559622, 725144, 919379, 1119244, 1838758, 2238488, 3677516, 6435653, 7355032, 12871306, 25742612, 51485224]

約数ペア:

[(1, 51485224), (2, 25742612), (4, 12871306), (7, 7355032), (8, 6435653), (14, 3677516), (23, 2238488), (28, 1838758), (46, 1119244), (56, 919379), (71, 725144), (92, 559622), (142, 362572), (161, 319784), (184, 279811), (284, 181286), (322, 159892), (497, 103592), (563, 91448), (568, 90643), (644, 79946), (994, 51796), (1126, 45724), (1288, 39973), (1633, 31528), (1988, 25898), (2252, 22862), (3266, 15764), (3941, 13064), (3976, 12949), (4504, 11431), (6532, 7882)]