51820015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{1013}}^1$

素因数の和:1818

約数の個数: 16

約数和(自身を含む): 67118688

約数和(自身を除く): 15298673

約数列:

[1, 5, 13, 65, 787, 1013, 3935, 5065, 10231, 13169, 51155, 65845, 797231, 3986155, 10364003, 51820015]

約数ペア:

[(1, 51820015), (5, 10364003), (13, 3986155), (65, 797231), (787, 65845), (1013, 51155), (3935, 13169), (5065, 10231)]