2492900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:368

約数の個数: 36

約数和(自身を含む): 5486628

約数和(自身を除く): 2993728

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 257, 388, 485, 514, 970, 1028, 1285, 1940, 2425, 2570, 4850, 5140, 6425, 9700, 12850, 24929, 25700, 49858, 99716, 124645, 249290, 498580, 623225, 1246450, 2492900]

約数ペア:

[(1, 2492900), (2, 1246450), (4, 623225), (5, 498580), (10, 249290), (20, 124645), (25, 99716), (50, 49858), (97, 25700), (100, 24929), (194, 12850), (257, 9700), (388, 6425), (485, 5140), (514, 4850), (970, 2570), (1028, 2425), (1285, 1940)]