80668888

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{827}}^1$

素因数の和:1059

約数の個数: 32

約数和(自身を含む): 154256400

約数和(自身を除く): 73587512

約数列:

[1, 2, 4, 8, 89, 137, 178, 274, 356, 548, 712, 827, 1096, 1654, 3308, 6616, 12193, 24386, 48772, 73603, 97544, 113299, 147206, 226598, 294412, 453196, 588824, 906392, 10083611, 20167222, 40334444, 80668888]

約数ペア:

[(1, 80668888), (2, 40334444), (4, 20167222), (8, 10083611), (89, 906392), (137, 588824), (178, 453196), (274, 294412), (356, 226598), (548, 147206), (712, 113299), (827, 97544), (1096, 73603), (1654, 48772), (3308, 24386), (6616, 12193)]