82048640

素因数分解:

$2^7\times 5^1\times {\mathrm{128201}}^1$

素因数の和:128220

約数の個数: 32

約数和(自身を含む): 196149060

約数和(自身を除く): 114100420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 128201, 256402, 512804, 641005, 1025608, 1282010, 2051216, 2564020, 4102432, 5128040, 8204864, 10256080, 16409728, 20512160, 41024320, 82048640]

約数ペア:

[(1, 82048640), (2, 41024320), (4, 20512160), (5, 16409728), (8, 10256080), (10, 8204864), (16, 5128040), (20, 4102432), (32, 2564020), (40, 2051216), (64, 1282010), (80, 1025608), (128, 641005), (160, 512804), (320, 256402), (640, 128201)]