81090448

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{52249}}^1$

素因数の和:52354

約数の個数: 20

約数和(自身を含む): 158735500

約数和(自身を除く): 77645052

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 52249, 104498, 208996, 417992, 835984, 5068153, 10136306, 20272612, 40545224, 81090448]

約数ペア:

[(1, 81090448), (2, 40545224), (4, 20272612), (8, 10136306), (16, 5068153), (97, 835984), (194, 417992), (388, 208996), (776, 104498), (1552, 52249)]