200660525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{1213}}^1$

素因数の和:1745

約数の個数: 24

約数和(自身を含む): 268706760

約数和(自身を除く): 68046235

約数列:

[1, 5, 13, 25, 65, 325, 509, 1213, 2545, 6065, 6617, 12725, 15769, 30325, 33085, 78845, 165425, 394225, 617417, 3087085, 8026421, 15435425, 40132105, 200660525]

約数ペア:

[(1, 200660525), (5, 40132105), (13, 15435425), (25, 8026421), (65, 3087085), (325, 617417), (509, 394225), (1213, 165425), (2545, 78845), (6065, 33085), (6617, 30325), (12725, 15769)]