28754225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2333}}^1$

素因数の和:2389

約数の個数: 24

約数和(自身を含む): 39071160

約数和(自身を除く): 10316935

約数列:

[1, 5, 17, 25, 29, 85, 145, 425, 493, 725, 2333, 2465, 11665, 12325, 39661, 58325, 67657, 198305, 338285, 991525, 1150169, 1691425, 5750845, 28754225]

約数ペア:

[(1, 28754225), (5, 5750845), (17, 1691425), (25, 1150169), (29, 991525), (85, 338285), (145, 198305), (425, 67657), (493, 58325), (725, 39661), (2333, 12325), (2465, 11665)]