66538625

素因数分解:

$5^3\times {\mathrm{89}}^1\times {\mathrm{5981}}^1$

素因数の和:6085

約数の個数: 16

約数和(自身を含む): 83987280

約数和(自身を除く): 17448655

約数列:

[1, 5, 25, 89, 125, 445, 2225, 5981, 11125, 29905, 149525, 532309, 747625, 2661545, 13307725, 66538625]

約数ペア:

[(1, 66538625), (5, 13307725), (25, 2661545), (89, 747625), (125, 532309), (445, 149525), (2225, 29905), (5981, 11125)]