26007680

素因数分解:

$2^7\times 5^1\times {\mathrm{40637}}^1$

素因数の和:40656

約数の個数: 32

約数和(自身を含む): 62176140

約数和(自身を除く): 36168460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 40637, 81274, 162548, 203185, 325096, 406370, 650192, 812740, 1300384, 1625480, 2600768, 3250960, 5201536, 6501920, 13003840, 26007680]

約数ペア:

[(1, 26007680), (2, 13003840), (4, 6501920), (5, 5201536), (8, 3250960), (10, 2600768), (16, 1625480), (20, 1300384), (32, 812740), (40, 650192), (64, 406370), (80, 325096), (128, 203185), (160, 162548), (320, 81274), (640, 40637)]