131400530

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{41981}}^1$

素因数の和:42301

約数の個数: 16

約数和(自身を含む): 237282264

約数和(自身を除く): 105881734

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 41981, 83962, 209905, 419810, 13140053, 26280106, 65700265, 131400530]

約数ペア:

[(1, 131400530), (2, 65700265), (5, 26280106), (10, 13140053), (313, 419810), (626, 209905), (1565, 83962), (3130, 41981)]