81979648

素因数分解:

$2^8\times {\mathrm{431}}^1\times {\mathrm{743}}^1$

素因数の和:1190

約数の個数: 36

約数和(自身を含む): 164239488

約数和(自身を除く): 82259840

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 431, 743, 862, 1486, 1724, 2972, 3448, 5944, 6896, 11888, 13792, 23776, 27584, 47552, 55168, 95104, 110336, 190208, 320233, 640466, 1280932, 2561864, 5123728, 10247456, 20494912, 40989824, 81979648]

約数ペア:

[(1, 81979648), (2, 40989824), (4, 20494912), (8, 10247456), (16, 5123728), (32, 2561864), (64, 1280932), (128, 640466), (256, 320233), (431, 190208), (743, 110336), (862, 95104), (1486, 55168), (1724, 47552), (2972, 27584), (3448, 23776), (5944, 13792), (6896, 11888)]