80887600

素因数分解:

$2^4\times 5^2\times {\mathrm{202219}}^1$

素因数の和:202237

約数の個数: 30

約数和(自身を含む): 194333420

約数和(自身を除く): 113445820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 202219, 404438, 808876, 1011095, 1617752, 2022190, 3235504, 4044380, 5055475, 8088760, 10110950, 16177520, 20221900, 40443800, 80887600]

約数ペア:

[(1, 80887600), (2, 40443800), (4, 20221900), (5, 16177520), (8, 10110950), (10, 8088760), (16, 5055475), (20, 4044380), (25, 3235504), (40, 2022190), (50, 1617752), (80, 1011095), (100, 808876), (200, 404438), (400, 202219)]