28436375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{20681}}^1$

素因数の和:20707

約数の個数: 16

約数和(自身を含む): 38716704

約数和(自身を除く): 10280329

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 20681, 103405, 227491, 517025, 1137455, 2585125, 5687275, 28436375]

約数ペア:

[(1, 28436375), (5, 5687275), (11, 2585125), (25, 1137455), (55, 517025), (125, 227491), (275, 103405), (1375, 20681)]