51206590

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{39089}}^1$

素因数の和:39227

約数の個数: 16

約数和(自身を含む): 92877840

約数和(自身を除く): 41671250

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 39089, 78178, 195445, 390890, 5120659, 10241318, 25603295, 51206590]

約数ペア:

[(1, 51206590), (2, 25603295), (5, 10241318), (10, 5120659), (131, 390890), (262, 195445), (655, 78178), (1310, 39089)]