2145009025

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{964049}}^1$

素因数の和:964148

約数の個数: 12

約数和(自身を含む): 2689699500

約数和(自身を除く): 544690475

約数列:

[1, 5, 25, 89, 445, 2225, 964049, 4820245, 24101225, 85800361, 429001805, 2145009025]

約数ペア:

[(1, 2145009025), (5, 429001805), (25, 85800361), (89, 24101225), (445, 4820245), (2225, 964049)]