2816564225

素因数分解:

$5^2\times {\mathrm{389}}^1\times {\mathrm{509}}^1\times {\mathrm{569}}^1$

素因数の和:1477

約数の個数: 24

約数和(自身を含む): 3514563000

約数和(自身を除く): 697998775

約数列:

[1, 5, 25, 389, 509, 569, 1945, 2545, 2845, 9725, 12725, 14225, 198001, 221341, 289621, 990005, 1106705, 1448105, 4950025, 5533525, 7240525, 112662569, 563312845, 2816564225]

約数ペア:

[(1, 2816564225), (5, 563312845), (25, 112662569), (389, 7240525), (509, 5533525), (569, 4950025), (1945, 1448105), (2545, 1106705), (2845, 990005), (9725, 289621), (12725, 221341), (14225, 198001)]