205587155

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{1999}}^1$

素因数の和:2378

約数の個数: 16

約数和(自身を含む): 251328000

約数和(自身を除く): 45740845

約数列:

[1, 5, 67, 307, 335, 1535, 1999, 9995, 20569, 102845, 133933, 613693, 669665, 3068465, 41117431, 205587155]

約数ペア:

[(1, 205587155), (5, 41117431), (67, 3068465), (307, 669665), (335, 613693), (1535, 133933), (1999, 102845), (9995, 20569)]