660496105

素因数分解:

$5^1\times {\mathrm{61}}^2\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:529

約数の個数: 24

約数和(自身を含む): 814948992

約数和(自身を除く): 154452887

約数列:

[1, 5, 61, 131, 271, 305, 655, 1355, 3721, 7991, 16531, 18605, 35501, 39955, 82655, 177505, 487451, 1008391, 2165561, 2437255, 5041955, 10827805, 132099221, 660496105]

約数ペア:

[(1, 660496105), (5, 132099221), (61, 10827805), (131, 5041955), (271, 2437255), (305, 2165561), (655, 1008391), (1355, 487451), (3721, 177505), (7991, 82655), (16531, 39955), (18605, 35501)]