64639208

素因数分解:

$2^3\times {\mathrm{379}}^1\times {\mathrm{21319}}^1$

素因数の和:21704

約数の個数: 16

約数和(自身を含む): 121524000

約数和(自身を除く): 56884792

約数列:

[1, 2, 4, 8, 379, 758, 1516, 3032, 21319, 42638, 85276, 170552, 8079901, 16159802, 32319604, 64639208]

約数ペア:

[(1, 64639208), (2, 32319604), (4, 16159802), (8, 8079901), (379, 170552), (758, 85276), (1516, 42638), (3032, 21319)]