54131590

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{68521}}^1$

素因数の和:68607

約数の個数: 16

約数和(自身を含む): 98671680

約数和(自身を除く): 44540090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 68521, 137042, 342605, 685210, 5413159, 10826318, 27065795, 54131590]

約数ペア:

[(1, 54131590), (2, 27065795), (5, 10826318), (10, 5413159), (79, 685210), (158, 342605), (395, 137042), (790, 68521)]