200918245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 271797120

約数和(自身を除く): 70878875

約数列:

[1, 5, 11, 41, 55, 139, 205, 451, 641, 695, 1529, 2255, 3205, 5699, 7051, 7645, 26281, 28495, 35255, 62689, 89099, 131405, 289091, 313445, 445495, 980089, 1445455, 3653059, 4900445, 18265295, 40183649, 200918245]

約数ペア:

[(1, 200918245), (5, 40183649), (11, 18265295), (41, 4900445), (55, 3653059), (139, 1445455), (205, 980089), (451, 445495), (641, 313445), (695, 289091), (1529, 131405), (2255, 89099), (3205, 62689), (5699, 35255), (7051, 28495), (7645, 26281)]