81961424

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{176641}}^1$

素因数の和:176678

約数の個数: 20

約数和(自身を含む): 164277060

約数和(自身を除く): 82315636

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 176641, 353282, 706564, 1413128, 2826256, 5122589, 10245178, 20490356, 40980712, 81961424]

約数ペア:

[(1, 81961424), (2, 40980712), (4, 20490356), (8, 10245178), (16, 5122589), (29, 2826256), (58, 1413128), (116, 706564), (232, 353282), (464, 176641)]