72853640

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{9437}}^1$

素因数の和:9641

約数の個数: 32

約数和(自身を含む): 164787480

約数和(自身を除く): 91933840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 9437, 18874, 37748, 47185, 75496, 94370, 188740, 377480, 1821341, 3642682, 7285364, 9106705, 14570728, 18213410, 36426820, 72853640]

約数ペア:

[(1, 72853640), (2, 36426820), (4, 18213410), (5, 14570728), (8, 9106705), (10, 7285364), (20, 3642682), (40, 1821341), (193, 377480), (386, 188740), (772, 94370), (965, 75496), (1544, 47185), (1930, 37748), (3860, 18874), (7720, 9437)]