68649290

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{62981}}^1$

素因数の和:63097

約数の個数: 16

約数和(自身を含む): 124704360

約数和(自身を除く): 56055070

約数列:

[1, 2, 5, 10, 109, 218, 545, 1090, 62981, 125962, 314905, 629810, 6864929, 13729858, 34324645, 68649290]

約数ペア:

[(1, 68649290), (2, 34324645), (5, 13729858), (10, 6864929), (109, 629810), (218, 314905), (545, 125962), (1090, 62981)]