428425125

素因数分解:

$3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{163}}^2$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 733981248

約数和(自身を除く): 305556123

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 163, 215, 375, 489, 645, 815, 1075, 2445, 3225, 4075, 5375, 7009, 12225, 16125, 20375, 21027, 26569, 35045, 61125, 79707, 105135, 132845, 175225, 398535, 525675, 664225, 876125, 1142467, 1992675, 2628375, 3321125, 3427401, 5712335, 9963375, 17137005, 28561675, 85685025, 142808375, 428425125]

約数ペア:

[(1, 428425125), (3, 142808375), (5, 85685025), (15, 28561675), (25, 17137005), (43, 9963375), (75, 5712335), (125, 3427401), (129, 3321125), (163, 2628375), (215, 1992675), (375, 1142467), (489, 876125), (645, 664225), (815, 525675), (1075, 398535), (2445, 175225), (3225, 132845), (4075, 105135), (5375, 79707), (7009, 61125), (12225, 35045), (16125, 26569), (20375, 21027)]