200910215

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{4001}}^1$

素因数の和:4111

約数の個数: 24

約数和(自身を含む): 268262064

約数和(自身を除く): 67351849

約数列:

[1, 5, 11, 55, 83, 121, 415, 605, 913, 4001, 4565, 10043, 20005, 44011, 50215, 220055, 332083, 484121, 1660415, 2420605, 3652913, 18264565, 40182043, 200910215]

約数ペア:

[(1, 200910215), (5, 40182043), (11, 18264565), (55, 3652913), (83, 2420605), (121, 1660415), (415, 484121), (605, 332083), (913, 220055), (4001, 50215), (4565, 44011), (10043, 20005)]