25128560

素因数分解:

$2^4\times 5^1\times {\mathrm{314107}}^1$

素因数の和:314120

約数の個数: 20

約数和(自身を含む): 58424088

約数和(自身を除く): 33295528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 314107, 628214, 1256428, 1570535, 2512856, 3141070, 5025712, 6282140, 12564280, 25128560]

約数ペア:

[(1, 25128560), (2, 12564280), (4, 6282140), (5, 5025712), (8, 3141070), (10, 2512856), (16, 1570535), (20, 1256428), (40, 628214), (80, 314107)]