165728564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{3299}}^1$

素因数の和:3983

約数の個数: 24

約数和(自身を含む): 305844000

約数和(自身を除く): 140115436

約数列:

[1, 2, 4, 19, 38, 76, 661, 1322, 2644, 3299, 6598, 12559, 13196, 25118, 50236, 62681, 125362, 250724, 2180639, 4361278, 8722556, 41432141, 82864282, 165728564]

約数ペア:

[(1, 165728564), (2, 82864282), (4, 41432141), (19, 8722556), (38, 4361278), (76, 2180639), (661, 250724), (1322, 125362), (2644, 62681), (3299, 50236), (6598, 25118), (12559, 13196)]