51387200

素因数分解:

$2^6\times 5^2\times {\mathrm{32117}}^1$

素因数の和:32139

約数の個数: 42

約数和(自身を含む): 126448566

約数和(自身を除く): 75061366

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 32117, 64234, 128468, 160585, 256936, 321170, 513872, 642340, 802925, 1027744, 1284680, 1605850, 2055488, 2569360, 3211700, 5138720, 6423400, 10277440, 12846800, 25693600, 51387200]

約数ペア:

[(1, 51387200), (2, 25693600), (4, 12846800), (5, 10277440), (8, 6423400), (10, 5138720), (16, 3211700), (20, 2569360), (25, 2055488), (32, 1605850), (40, 1284680), (50, 1027744), (64, 802925), (80, 642340), (100, 513872), (160, 321170), (200, 256936), (320, 160585), (400, 128468), (800, 64234), (1600, 32117)]