68370208

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{809}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 142884000

約数和(自身を除く): 74513792

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 278, 304, 556, 608, 809, 1112, 1618, 2224, 2641, 3236, 4448, 5282, 6472, 10564, 12944, 15371, 21128, 25888, 30742, 42256, 61484, 84512, 112451, 122968, 224902, 245936, 449804, 491872, 899608, 1799216, 2136569, 3598432, 4273138, 8546276, 17092552, 34185104, 68370208]

約数ペア:

[(1, 68370208), (2, 34185104), (4, 17092552), (8, 8546276), (16, 4273138), (19, 3598432), (32, 2136569), (38, 1799216), (76, 899608), (139, 491872), (152, 449804), (278, 245936), (304, 224902), (556, 122968), (608, 112451), (809, 84512), (1112, 61484), (1618, 42256), (2224, 30742), (2641, 25888), (3236, 21128), (4448, 15371), (5282, 12944), (6472, 10564)]