66706790

素因数分解:

$2^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{33521}}^1$

素因数の和:33727

約数の個数: 16

約数和(自身を含む): 120679200

約数和(自身を除く): 53972410

約数列:

[1, 2, 5, 10, 199, 398, 995, 1990, 33521, 67042, 167605, 335210, 6670679, 13341358, 33353395, 66706790]

約数ペア:

[(1, 66706790), (2, 33353395), (5, 13341358), (10, 6670679), (199, 335210), (398, 167605), (995, 67042), (1990, 33521)]