28817275

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{2179}}^1$

素因数の和:2235

約数の個数: 18

約数和(自身を含む): 37371740

約数和(自身を除く): 8554465

約数列:

[1, 5, 23, 25, 115, 529, 575, 2179, 2645, 10895, 13225, 50117, 54475, 250585, 1152691, 1252925, 5763455, 28817275]

約数ペア:

[(1, 28817275), (5, 5763455), (23, 1252925), (25, 1152691), (115, 250585), (529, 54475), (575, 50117), (2179, 13225), (2645, 10895)]