30880925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{72661}}^1$

素因数の和:72688

約数の個数: 12

約数和(自身を含む): 40545396

約数和(自身を除く): 9664471

約数列:

[1, 5, 17, 25, 85, 425, 72661, 363305, 1235237, 1816525, 6176185, 30880925]

約数ペア:

[(1, 30880925), (5, 6176185), (17, 1816525), (25, 1235237), (85, 363305), (425, 72661)]