77887768

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{20759}}^1$

素因数の和:20839

約数の個数: 32

約数和(自身を含む): 169401600

約数和(自身を除く): 91513832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 20759, 41518, 83036, 145313, 166072, 290626, 581252, 1162504, 1390853, 2781706, 5563412, 9735971, 11126824, 19471942, 38943884, 77887768]

約数ペア:

[(1, 77887768), (2, 38943884), (4, 19471942), (7, 11126824), (8, 9735971), (14, 5563412), (28, 2781706), (56, 1390853), (67, 1162504), (134, 581252), (268, 290626), (469, 166072), (536, 145313), (938, 83036), (1876, 41518), (3752, 20759)]