51020255

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{499}}^1$

素因数の和:552

約数の個数: 36

約数和(自身を含む): 73017000

約数和(自身を除く): 21996745

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 169, 499, 605, 715, 845, 1573, 1859, 2495, 5489, 6487, 7865, 9295, 20449, 27445, 32435, 60379, 71357, 84331, 102245, 301895, 356785, 421655, 784927, 927641, 3924635, 4638205, 10204051, 51020255]

約数ペア:

[(1, 51020255), (5, 10204051), (11, 4638205), (13, 3924635), (55, 927641), (65, 784927), (121, 421655), (143, 356785), (169, 301895), (499, 102245), (605, 84331), (715, 71357), (845, 60379), (1573, 32435), (1859, 27445), (2495, 20449), (5489, 9295), (6487, 7865)]