18323125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{1543}}^1$

素因数の和:1582

約数の個数: 20

約数和(自身を含む): 24117280

約数和(自身を除く): 5794155

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 1543, 2375, 7715, 11875, 29317, 38575, 146585, 192875, 732925, 964375, 3664625, 18323125]

約数ペア:

[(1, 18323125), (5, 3664625), (19, 964375), (25, 732925), (95, 192875), (125, 146585), (475, 38575), (625, 29317), (1543, 11875), (2375, 7715)]