1625920

素因数分解:

$2^6\times 5^1\times {\mathrm{5081}}^1$

素因数の和:5098

約数の個数: 28

約数和(自身を含む): 3872484

約数和(自身を除く): 2246564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 5081, 10162, 20324, 25405, 40648, 50810, 81296, 101620, 162592, 203240, 325184, 406480, 812960, 1625920]

約数ペア:

[(1, 1625920), (2, 812960), (4, 406480), (5, 325184), (8, 203240), (10, 162592), (16, 101620), (20, 81296), (32, 50810), (40, 40648), (64, 25405), (80, 20324), (160, 10162), (320, 5081)]