20195329525

素因数分解:

$5^2\times 7^1\times {\mathrm{823}}^1\times {\mathrm{140221}}^1$

素因数の和:141061

約数の個数: 24

約数和(自身を含む): 28654646144

約数和(自身を除く): 8459316619

約数列:

[1, 5, 7, 25, 35, 175, 823, 4115, 5761, 20575, 28805, 140221, 144025, 701105, 981547, 3505525, 4907735, 24538675, 115401883, 577009415, 807813181, 2885047075, 4039065905, 20195329525]

約数ペア:

[(1, 20195329525), (5, 4039065905), (7, 2885047075), (25, 807813181), (35, 577009415), (175, 115401883), (823, 24538675), (4115, 4907735), (5761, 3505525), (20575, 981547), (28805, 701105), (140221, 144025)]