51472625

素因数分解:

$5^3\times {\mathrm{509}}^1\times {\mathrm{809}}^1$

素因数の和:1333

約数の個数: 16

約数和(自身を含む): 64443600

約数和(自身を除く): 12970975

約数列:

[1, 5, 25, 125, 509, 809, 2545, 4045, 12725, 20225, 63625, 101125, 411781, 2058905, 10294525, 51472625]

約数ペア:

[(1, 51472625), (5, 10294525), (25, 2058905), (125, 411781), (509, 101125), (809, 63625), (2545, 20225), (4045, 12725)]