51243800

素因数分解:

$2^3\times 5^2\times {\mathrm{256219}}^1$

素因数の和:256235

約数の個数: 24

約数和(自身を含む): 119142300

約数和(自身を除く): 67898500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 256219, 512438, 1024876, 1281095, 2049752, 2562190, 5124380, 6405475, 10248760, 12810950, 25621900, 51243800]

約数ペア:

[(1, 51243800), (2, 25621900), (4, 12810950), (5, 10248760), (8, 6405475), (10, 5124380), (20, 2562190), (25, 2049752), (40, 1281095), (50, 1024876), (100, 512438), (200, 256219)]