166020625

素因数分解:

$5^4\times {\mathrm{109}}^1\times {\mathrm{2437}}^1$

素因数の和:2566

約数の個数: 20

約数和(自身を含む): 209448580

約数和(自身を除く): 43427955

約数列:

[1, 5, 25, 109, 125, 545, 625, 2437, 2725, 12185, 13625, 60925, 68125, 265633, 304625, 1328165, 1523125, 6640825, 33204125, 166020625]

約数ペア:

[(1, 166020625), (5, 33204125), (25, 6640825), (109, 1523125), (125, 1328165), (545, 304625), (625, 265633), (2437, 68125), (2725, 60925), (12185, 13625)]