64699448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{15643}}^1$

素因数の和:15707

約数の個数: 32

約数和(自身を含む): 135164160

約数和(自身を除く): 70464712

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 15643, 31286, 62572, 125144, 172073, 344146, 688292, 735221, 1376584, 1470442, 2940884, 5881768, 8087431, 16174862, 32349724, 64699448]

約数ペア:

[(1, 64699448), (2, 32349724), (4, 16174862), (8, 8087431), (11, 5881768), (22, 2940884), (44, 1470442), (47, 1376584), (88, 735221), (94, 688292), (188, 344146), (376, 172073), (517, 125144), (1034, 62572), (2068, 31286), (4136, 15643)]