91667480

素因数分解:

$2^3\times 5^1\times {\mathrm{661}}^1\times {\mathrm{3467}}^1$

素因数の和:4139

約数の個数: 32

約数和(自身を含む): 206623440

約数和(自身を除く): 114955960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 661, 1322, 2644, 3305, 3467, 5288, 6610, 6934, 13220, 13868, 17335, 26440, 27736, 34670, 69340, 138680, 2291687, 4583374, 9166748, 11458435, 18333496, 22916870, 45833740, 91667480]

約数ペア:

[(1, 91667480), (2, 45833740), (4, 22916870), (5, 18333496), (8, 11458435), (10, 9166748), (20, 4583374), (40, 2291687), (661, 138680), (1322, 69340), (2644, 34670), (3305, 27736), (3467, 26440), (5288, 17335), (6610, 13868), (6934, 13220)]