66484240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28657}}^1$

素因数の和:28699

約数の個数: 40

約数和(自身を含む): 159911640

約数和(自身を除く): 93427400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 28657, 57314, 114628, 143285, 229256, 286570, 458512, 573140, 831053, 1146280, 1662106, 2292560, 3324212, 4155265, 6648424, 8310530, 13296848, 16621060, 33242120, 66484240]

約数ペア:

[(1, 66484240), (2, 33242120), (4, 16621060), (5, 13296848), (8, 8310530), (10, 6648424), (16, 4155265), (20, 3324212), (29, 2292560), (40, 1662106), (58, 1146280), (80, 831053), (116, 573140), (145, 458512), (232, 286570), (290, 229256), (464, 143285), (580, 114628), (1160, 57314), (2320, 28657)]