208783025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{2473}}^1$

素因数の和:2801

約数の個数: 24

約数和(自身を含む): 283461024

約数和(自身を除く): 74677999

約数列:

[1, 5, 11, 25, 55, 275, 307, 1535, 2473, 3377, 7675, 12365, 16885, 27203, 61825, 84425, 136015, 680075, 759211, 3796055, 8351321, 18980275, 41756605, 208783025]

約数ペア:

[(1, 208783025), (5, 41756605), (11, 18980275), (25, 8351321), (55, 3796055), (275, 759211), (307, 680075), (1535, 136015), (2473, 84425), (3377, 61825), (7675, 27203), (12365, 16885)]