66875965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:469

約数の個数: 32

約数和(自身を含む): 89945856

約数和(自身を除く): 23069891

約数列:

[1, 5, 13, 43, 65, 71, 215, 337, 355, 559, 923, 1685, 2795, 3053, 4381, 4615, 14491, 15265, 21905, 23927, 39689, 72455, 119635, 188383, 198445, 311051, 941915, 1028861, 1555255, 5144305, 13375193, 66875965]

約数ペア:

[(1, 66875965), (5, 13375193), (13, 5144305), (43, 1555255), (65, 1028861), (71, 941915), (215, 311051), (337, 198445), (355, 188383), (559, 119635), (923, 72455), (1685, 39689), (2795, 23927), (3053, 21905), (4381, 15265), (4615, 14491)]