2989731025

素因数分解:

$5^2\times {\mathrm{109}}^1\times {\mathrm{929}}^1\times {\mathrm{1181}}^1$

素因数の和:2229

約数の個数: 24

約数和(自身を含む): 3748476600

約数和(自身を除く): 758745575

約数列:

[1, 5, 25, 109, 545, 929, 1181, 2725, 4645, 5905, 23225, 29525, 101261, 128729, 506305, 643645, 1097149, 2531525, 3218225, 5485745, 27428725, 119589241, 597946205, 2989731025]

約数ペア:

[(1, 2989731025), (5, 597946205), (25, 119589241), (109, 27428725), (545, 5485745), (929, 3218225), (1181, 2531525), (2725, 1097149), (4645, 643645), (5905, 506305), (23225, 128729), (29525, 101261)]