161620288

素因数分解:

$2^6\times {\mathrm{397}}^1\times {\mathrm{6361}}^1$

素因数の和:6770

約数の個数: 28

約数和(自身を含む): 321573652

約数和(自身を除く): 159953364

約数列:

[1, 2, 4, 8, 16, 32, 64, 397, 794, 1588, 3176, 6352, 6361, 12704, 12722, 25408, 25444, 50888, 101776, 203552, 407104, 2525317, 5050634, 10101268, 20202536, 40405072, 80810144, 161620288]

約数ペア:

[(1, 161620288), (2, 80810144), (4, 40405072), (8, 20202536), (16, 10101268), (32, 5050634), (64, 2525317), (397, 407104), (794, 203552), (1588, 101776), (3176, 50888), (6352, 25444), (6361, 25408), (12704, 12722)]