81185203744

素因数分解:

$2^5\times {\mathrm{641}}^1\times {\mathrm{3957937}}^1$

素因数の和:3958588

約数の個数: 24

約数和(自身を含む): 160082760348

約数和(自身を除く): 78897556604

約数列:

[1, 2, 4, 8, 16, 32, 641, 1282, 2564, 5128, 10256, 20512, 3957937, 7915874, 15831748, 31663496, 63326992, 126653984, 2537037617, 5074075234, 10148150468, 20296300936, 40592601872, 81185203744]

約数ペア:

[(1, 81185203744), (2, 40592601872), (4, 20296300936), (8, 10148150468), (16, 5074075234), (32, 2537037617), (641, 126653984), (1282, 63326992), (2564, 31663496), (5128, 15831748), (10256, 7915874), (20512, 3957937)]