25538025

素因数分解:

$3^1\times 5^2\times {\mathrm{163}}^1\times {\mathrm{2089}}^1$

素因数の和:2265

約数の個数: 24

約数和(自身を含む): 42502240

約数和(自身を除く): 16964215

約数列:

[1, 3, 5, 15, 25, 75, 163, 489, 815, 2089, 2445, 4075, 6267, 10445, 12225, 31335, 52225, 156675, 340507, 1021521, 1702535, 5107605, 8512675, 25538025]

約数ペア:

[(1, 25538025), (3, 8512675), (5, 5107605), (15, 1702535), (25, 1021521), (75, 340507), (163, 156675), (489, 52225), (815, 31335), (2089, 12225), (2445, 10445), (4075, 6267)]