81659752

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{10321}}^1$

素因数の和:10393

約数の個数: 32

約数和(自身を含む): 163500480

約数和(自身を除く): 81840728

約数列:

[1, 2, 4, 8, 23, 43, 46, 86, 92, 172, 184, 344, 989, 1978, 3956, 7912, 10321, 20642, 41284, 82568, 237383, 443803, 474766, 887606, 949532, 1775212, 1899064, 3550424, 10207469, 20414938, 40829876, 81659752]

約数ペア:

[(1, 81659752), (2, 40829876), (4, 20414938), (8, 10207469), (23, 3550424), (43, 1899064), (46, 1775212), (86, 949532), (92, 887606), (172, 474766), (184, 443803), (344, 237383), (989, 82568), (1978, 41284), (3956, 20642), (7912, 10321)]