67808905

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{761}}^1$

素因数の和:1088

約数の個数: 16

約数和(自身を含む): 82954368

約数和(自身を除く): 15145463

約数列:

[1, 5, 71, 251, 355, 761, 1255, 3805, 17821, 54031, 89105, 191011, 270155, 955055, 13561781, 67808905]

約数ペア:

[(1, 67808905), (5, 13561781), (71, 955055), (251, 270155), (355, 191011), (761, 89105), (1255, 54031), (3805, 17821)]