81253648

素因数分解:

$2^4\times 7^1\times {\mathrm{725479}}^1$

素因数の和:725494

約数の個数: 20

約数和(自身を含む): 179919040

約数和(自身を除く): 98665392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 725479, 1450958, 2901916, 5078353, 5803832, 10156706, 11607664, 20313412, 40626824, 81253648]

約数ペア:

[(1, 81253648), (2, 40626824), (4, 20313412), (7, 11607664), (8, 10156706), (14, 5803832), (16, 5078353), (28, 2901916), (56, 1450958), (112, 725479)]