1324375

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:196

約数の個数: 20

約数和(自身を含む): 1793176

約数和(自身を除く): 468801

約数列:

[1, 5, 13, 25, 65, 125, 163, 325, 625, 815, 1625, 2119, 4075, 8125, 10595, 20375, 52975, 101875, 264875, 1324375]

約数ペア:

[(1, 1324375), (5, 264875), (13, 101875), (25, 52975), (65, 20375), (125, 10595), (163, 8125), (325, 4075), (625, 2119), (815, 1625)]