28501687600

素因数分解:

$2^4\times 5^2\times {\mathrm{71254219}}^1$

素因数の和:71254237

約数の個数: 30

約数和(自身を含む): 68475305420

約数和(自身を除く): 39973617820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 71254219, 142508438, 285016876, 356271095, 570033752, 712542190, 1140067504, 1425084380, 1781355475, 2850168760, 3562710950, 5700337520, 7125421900, 14250843800, 28501687600]

約数ペア:

[(1, 28501687600), (2, 14250843800), (4, 7125421900), (5, 5700337520), (8, 3562710950), (10, 2850168760), (16, 1781355475), (20, 1425084380), (25, 1140067504), (40, 712542190), (50, 570033752), (80, 356271095), (100, 285016876), (200, 142508438), (400, 71254219)]