827321825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{503}}^1\times {\mathrm{5981}}^1$

素因数の和:6505

約数の個数: 24

約数和(自身を含む): 1121553216

約数和(自身を除く): 294231391

約数列:

[1, 5, 11, 25, 55, 275, 503, 2515, 5533, 5981, 12575, 27665, 29905, 65791, 138325, 149525, 328955, 1644775, 3008443, 15042215, 33092873, 75211075, 165464365, 827321825]

約数ペア:

[(1, 827321825), (5, 165464365), (11, 75211075), (25, 33092873), (55, 15042215), (275, 3008443), (503, 1644775), (2515, 328955), (5533, 149525), (5981, 138325), (12575, 65791), (27665, 29905)]