25897280

素因数分解:

$2^6\times 5^1\times {\mathrm{80929}}^1$

素因数の和:80946

約数の個数: 28

約数和(自身を含む): 61668660

約数和(自身を除く): 35771380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 80929, 161858, 323716, 404645, 647432, 809290, 1294864, 1618580, 2589728, 3237160, 5179456, 6474320, 12948640, 25897280]

約数ペア:

[(1, 25897280), (2, 12948640), (4, 6474320), (5, 5179456), (8, 3237160), (10, 2589728), (16, 1618580), (20, 1294864), (32, 809290), (40, 647432), (64, 404645), (80, 323716), (160, 161858), (320, 80929)]