56720015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{25153}}^1$

素因数の和:25210

約数の個数: 16

約数和(自身を含む): 76065696

約数和(自身を除く): 19345681

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 25153, 125765, 276683, 1031273, 1383415, 5156365, 11344003, 56720015]

約数ペア:

[(1, 56720015), (5, 11344003), (11, 5156365), (41, 1383415), (55, 1031273), (205, 276683), (451, 125765), (2255, 25153)]