130195810

素因数分解:

$2^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{20123}}^1$

素因数の和:20777

約数の個数: 16

約数和(自身を含む): 234726336

約数和(自身を除く): 104530526

約数列:

[1, 2, 5, 10, 647, 1294, 3235, 6470, 20123, 40246, 100615, 201230, 13019581, 26039162, 65097905, 130195810]

約数ペア:

[(1, 130195810), (2, 65097905), (5, 26039162), (10, 13019581), (647, 201230), (1294, 100615), (3235, 40246), (6470, 20123)]