81401312

素因数分解:

$2^5\times {\mathrm{103}}^1\times {\mathrm{24697}}^1$

素因数の和:24810

約数の個数: 24

約数和(自身を含む): 161821296

約数和(自身を除く): 80419984

約数列:

[1, 2, 4, 8, 16, 32, 103, 206, 412, 824, 1648, 3296, 24697, 49394, 98788, 197576, 395152, 790304, 2543791, 5087582, 10175164, 20350328, 40700656, 81401312]

約数ペア:

[(1, 81401312), (2, 40700656), (4, 20350328), (8, 10175164), (16, 5087582), (32, 2543791), (103, 790304), (206, 395152), (412, 197576), (824, 98788), (1648, 49394), (3296, 24697)]