81939088

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{66509}}^1$

素因数の和:66535

約数の個数: 40

約数和(自身を含む): 197933760

約数和(自身を除く): 115994672

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 66509, 133018, 266036, 465563, 532072, 731599, 931126, 1064144, 1463198, 1862252, 2926396, 3724504, 5121193, 5852792, 7449008, 10242386, 11705584, 20484772, 40969544, 81939088]

約数ペア:

[(1, 81939088), (2, 40969544), (4, 20484772), (7, 11705584), (8, 10242386), (11, 7449008), (14, 5852792), (16, 5121193), (22, 3724504), (28, 2926396), (44, 1862252), (56, 1463198), (77, 1064144), (88, 931126), (112, 731599), (154, 532072), (176, 465563), (308, 266036), (616, 133018), (1232, 66509)]