64945090

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{132541}}^1$

素因数の和:132562

約数の個数: 24

約数和(自身を含む): 135988092

約数和(自身を除く): 71043002

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 132541, 265082, 662705, 927787, 1325410, 1855574, 4638935, 6494509, 9277870, 12989018, 32472545, 64945090]

約数ペア:

[(1, 64945090), (2, 32472545), (5, 12989018), (7, 9277870), (10, 6494509), (14, 4638935), (35, 1855574), (49, 1325410), (70, 927787), (98, 662705), (245, 265082), (490, 132541)]