81900564470

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{190466429}}^1$

素因数の和:190466479

約数の個数: 16

約数和(自身を含む): 150849412560

約数和(自身を除く): 68948848090

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 190466429, 380932858, 952332145, 1904664290, 8190056447, 16380112894, 40950282235, 81900564470]

約数ペア:

[(1, 81900564470), (2, 40950282235), (5, 16380112894), (10, 8190056447), (43, 1904664290), (86, 952332145), (215, 380932858), (430, 190466429)]