200949905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{3217}}^1$

素因数の和:3297

約数の個数: 24

約数和(自身を含む): 268419816

約数和(自身を除く): 67469911

約数列:

[1, 5, 13, 31, 65, 155, 403, 961, 2015, 3217, 4805, 12493, 16085, 41821, 62465, 99727, 209105, 498635, 1296451, 3091537, 6482255, 15457685, 40189981, 200949905]

約数ペア:

[(1, 200949905), (5, 40189981), (13, 15457685), (31, 6482255), (65, 3091537), (155, 1296451), (403, 498635), (961, 209105), (2015, 99727), (3217, 62465), (4805, 41821), (12493, 16085)]