66209710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1471}}^1$

素因数の和:2128

約数の個数: 32

約数和(自身を含む): 136507392

約数和(自身を除く): 70297682

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 643, 1286, 1471, 2942, 3215, 4501, 6430, 7355, 9002, 10297, 14710, 20594, 22505, 45010, 51485, 102970, 945853, 1891706, 4729265, 6620971, 9458530, 13241942, 33104855, 66209710]

約数ペア:

[(1, 66209710), (2, 33104855), (5, 13241942), (7, 9458530), (10, 6620971), (14, 4729265), (35, 1891706), (70, 945853), (643, 102970), (1286, 51485), (1471, 45010), (2942, 22505), (3215, 20594), (4501, 14710), (6430, 10297), (7355, 9002)]