25006640

素因数分解:

$2^4\times 5^1\times {\mathrm{312583}}^1$

素因数の和:312596

約数の個数: 20

約数和(自身を含む): 58140624

約数和(自身を除く): 33133984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 312583, 625166, 1250332, 1562915, 2500664, 3125830, 5001328, 6251660, 12503320, 25006640]

約数ペア:

[(1, 25006640), (2, 12503320), (4, 6251660), (5, 5001328), (8, 3125830), (10, 2500664), (16, 1562915), (20, 1250332), (40, 625166), (80, 312583)]