25860580

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{3257}}^1$

素因数の和:3663

約数の個数: 24

約数和(自身を含む): 54460728

約数和(自身を除く): 28600148

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3257, 3970, 6514, 7940, 13028, 16285, 32570, 65140, 1293029, 2586058, 5172116, 6465145, 12930290, 25860580]

約数ペア:

[(1, 25860580), (2, 12930290), (4, 6465145), (5, 5172116), (10, 2586058), (20, 1293029), (397, 65140), (794, 32570), (1588, 16285), (1985, 13028), (3257, 7940), (3970, 6514)]