81727004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 155350272

約数和(自身を除く): 73623268

約数列:

[1, 2, 4, 23, 43, 46, 73, 86, 92, 146, 172, 283, 292, 566, 989, 1132, 1679, 1978, 3139, 3358, 3956, 6278, 6509, 6716, 12169, 12556, 13018, 20659, 24338, 26036, 41318, 48676, 72197, 82636, 144394, 279887, 288788, 475157, 559774, 888337, 950314, 1119548, 1776674, 1900628, 3553348, 20431751, 40863502, 81727004]

約数ペア:

[(1, 81727004), (2, 40863502), (4, 20431751), (23, 3553348), (43, 1900628), (46, 1776674), (73, 1119548), (86, 950314), (92, 888337), (146, 559774), (172, 475157), (283, 288788), (292, 279887), (566, 144394), (989, 82636), (1132, 72197), (1679, 48676), (1978, 41318), (3139, 26036), (3358, 24338), (3956, 20659), (6278, 13018), (6509, 12556), (6716, 12169)]