80668928

素因数分解:

$2^8\times {\mathrm{139}}^1\times {\mathrm{2267}}^1$

素因数の和:2422

約数の個数: 36

約数和(自身を含む): 162252720

約数和(自身を除く): 81583792

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 256, 278, 556, 1112, 2224, 2267, 4448, 4534, 8896, 9068, 17792, 18136, 35584, 36272, 72544, 145088, 290176, 315113, 580352, 630226, 1260452, 2520904, 5041808, 10083616, 20167232, 40334464, 80668928]

約数ペア:

[(1, 80668928), (2, 40334464), (4, 20167232), (8, 10083616), (16, 5041808), (32, 2520904), (64, 1260452), (128, 630226), (139, 580352), (256, 315113), (278, 290176), (556, 145088), (1112, 72544), (2224, 36272), (2267, 35584), (4448, 18136), (4534, 17792), (8896, 9068)]