26730625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{2251}}^1$

素因数の和:2290

約数の個数: 20

約数和(自身を含む): 35176240

約数和(自身を除く): 8445615

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2251, 2375, 11255, 11875, 42769, 56275, 213845, 281375, 1069225, 1406875, 5346125, 26730625]

約数ペア:

[(1, 26730625), (5, 5346125), (19, 1406875), (25, 1069225), (95, 281375), (125, 213845), (475, 56275), (625, 42769), (2251, 11875), (2375, 11255)]