66426875

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{4621}}^1$

素因数の和:4664

約数の個数: 20

約数和(自身を含む): 86634768

約数和(自身を除く): 20207893

約数列:

[1, 5, 23, 25, 115, 125, 575, 625, 2875, 4621, 14375, 23105, 106283, 115525, 531415, 577625, 2657075, 2888125, 13285375, 66426875]

約数ペア:

[(1, 66426875), (5, 13285375), (23, 2888125), (25, 2657075), (115, 577625), (125, 531415), (575, 115525), (625, 106283), (2875, 23105), (4621, 14375)]