66510775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:699

約数の個数: 24

約数和(自身を含む): 85932000

約数和(自身を除く): 19421225

約数列:

[1, 5, 25, 29, 145, 199, 461, 725, 995, 2305, 4975, 5771, 11525, 13369, 28855, 66845, 91739, 144275, 334225, 458695, 2293475, 2660431, 13302155, 66510775]

約数ペア:

[(1, 66510775), (5, 13302155), (25, 2660431), (29, 2293475), (145, 458695), (199, 334225), (461, 144275), (725, 91739), (995, 66845), (2305, 28855), (4975, 13369), (5771, 11525)]