129121775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{739}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 166544400

約数和(自身を除く): 37422625

約数列:

[1, 5, 25, 29, 145, 241, 725, 739, 1205, 3695, 6025, 6989, 18475, 21431, 34945, 107155, 174725, 178099, 535775, 890495, 4452475, 5164871, 25824355, 129121775]

約数ペア:

[(1, 129121775), (5, 25824355), (25, 5164871), (29, 4452475), (145, 890495), (241, 535775), (725, 178099), (739, 174725), (1205, 107155), (3695, 34945), (6025, 21431), (6989, 18475)]