2585252720

素因数分解:

$2^4\times 5^1\times {\mathrm{32315659}}^1$

素因数の和:32315672

約数の個数: 20

約数和(自身を含む): 6010712760

約数和(自身を除く): 3425460040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 32315659, 64631318, 129262636, 161578295, 258525272, 323156590, 517050544, 646313180, 1292626360, 2585252720]

約数ペア:

[(1, 2585252720), (2, 1292626360), (4, 646313180), (5, 517050544), (8, 323156590), (10, 258525272), (16, 161578295), (20, 129262636), (40, 64631318), (80, 32315659)]