81614992

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{7717}}^1$

素因数の和:8386

約数の個数: 20

約数和(自身を含む): 158388796

約数和(自身を除く): 76773804

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 7717, 10576, 15434, 30868, 61736, 123472, 5100937, 10201874, 20403748, 40807496, 81614992]

約数ペア:

[(1, 81614992), (2, 40807496), (4, 20403748), (8, 10201874), (16, 5100937), (661, 123472), (1322, 61736), (2644, 30868), (5288, 15434), (7717, 10576)]