81304624

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{52387}}^1$

素因数の和:52492

約数の個数: 20

約数和(自身を含む): 159154744

約数和(自身を除く): 77850120

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 52387, 104774, 209548, 419096, 838192, 5081539, 10163078, 20326156, 40652312, 81304624]

約数ペア:

[(1, 81304624), (2, 40652312), (4, 20326156), (8, 10163078), (16, 5081539), (97, 838192), (194, 419096), (388, 209548), (776, 104774), (1552, 52387)]