68777345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2129}}^1$

素因数の和:2225

約数の個数: 32

約数和(自身を含む): 103057920

約数和(自身を除く): 34280575

約数列:

[1, 5, 7, 13, 35, 65, 71, 91, 355, 455, 497, 923, 2129, 2485, 4615, 6461, 10645, 14903, 27677, 32305, 74515, 138385, 151159, 193739, 755795, 968695, 1058113, 1965067, 5290565, 9825335, 13755469, 68777345]

約数ペア:

[(1, 68777345), (5, 13755469), (7, 9825335), (13, 5290565), (35, 1965067), (65, 1058113), (71, 968695), (91, 755795), (355, 193739), (455, 151159), (497, 138385), (923, 74515), (2129, 32305), (2485, 27677), (4615, 14903), (6461, 10645)]