53865025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 69236640

約数和(自身を除く): 15371615

約数列:

[1, 5, 25, 43, 89, 215, 445, 563, 1075, 2225, 2815, 3827, 14075, 19135, 24209, 50107, 95675, 121045, 250535, 605225, 1252675, 2154601, 10773005, 53865025]

約数ペア:

[(1, 53865025), (5, 10773005), (25, 2154601), (43, 1252675), (89, 605225), (215, 250535), (445, 121045), (563, 95675), (1075, 50107), (2225, 24209), (2815, 19135), (3827, 14075)]