130671040

素因数分解:

$2^6\times 5^1\times {\mathrm{408347}}^1$

素因数の和:408364

約数の個数: 28

約数和(自身を含む): 311161176

約数和(自身を除く): 180490136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 408347, 816694, 1633388, 2041735, 3266776, 4083470, 6533552, 8166940, 13067104, 16333880, 26134208, 32667760, 65335520, 130671040]

約数ペア:

[(1, 130671040), (2, 65335520), (4, 32667760), (5, 26134208), (8, 16333880), (10, 13067104), (16, 8166940), (20, 6533552), (32, 4083470), (40, 3266776), (64, 2041735), (80, 1633388), (160, 816694), (320, 408347)]