488584025

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{21739}}^1$

素因数の和:21809

約数の個数: 24

約数和(自身を含む): 646982400

約数和(自身を除く): 158398375

約数列:

[1, 5, 25, 29, 31, 145, 155, 725, 775, 899, 4495, 21739, 22475, 108695, 543475, 630431, 673909, 3152155, 3369545, 15760775, 16847725, 19543361, 97716805, 488584025]

約数ペア:

[(1, 488584025), (5, 97716805), (25, 19543361), (29, 16847725), (31, 15760775), (145, 3369545), (155, 3152155), (725, 673909), (775, 630431), (899, 543475), (4495, 108695), (21739, 22475)]