551410025

素因数分解:

$5^2\times {\mathrm{41}}^2\times {\mathrm{13121}}^1$

素因数の和:13213

約数の個数: 18

約数和(自身を含む): 700885386

約数和(自身を除く): 149475361

約数列:

[1, 5, 25, 41, 205, 1025, 1681, 8405, 13121, 42025, 65605, 328025, 537961, 2689805, 13449025, 22056401, 110282005, 551410025]

約数ペア:

[(1, 551410025), (5, 110282005), (25, 22056401), (41, 13449025), (205, 2689805), (1025, 537961), (1681, 328025), (8405, 65605), (13121, 42025)]