12846800

素因数分解:

$2^4\times 5^2\times {\mathrm{32117}}^1$

素因数の和:32135

約数の個数: 30

約数和(自身を含む): 30865398

約数和(自身を除く): 18018598

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 32117, 64234, 128468, 160585, 256936, 321170, 513872, 642340, 802925, 1284680, 1605850, 2569360, 3211700, 6423400, 12846800]

約数ペア:

[(1, 12846800), (2, 6423400), (4, 3211700), (5, 2569360), (8, 1605850), (10, 1284680), (16, 802925), (20, 642340), (25, 513872), (40, 321170), (50, 256936), (80, 160585), (100, 128468), (200, 64234), (400, 32117)]