9820625

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:866

約数の個数: 20

約数和(自身を含む): 12933360

約数和(自身を除く): 3112735

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 827, 2375, 4135, 11875, 15713, 20675, 78565, 103375, 392825, 516875, 1964125, 9820625]

約数ペア:

[(1, 9820625), (5, 1964125), (19, 516875), (25, 392825), (95, 103375), (125, 78565), (475, 20675), (625, 15713), (827, 11875), (2375, 4135)]