8128600

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{419}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 19139400

約数和(自身を除く): 11010800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 388, 419, 485, 776, 838, 970, 1676, 1940, 2095, 2425, 3352, 3880, 4190, 4850, 8380, 9700, 10475, 16760, 19400, 20950, 40643, 41900, 81286, 83800, 162572, 203215, 325144, 406430, 812860, 1016075, 1625720, 2032150, 4064300, 8128600]

約数ペア:

[(1, 8128600), (2, 4064300), (4, 2032150), (5, 1625720), (8, 1016075), (10, 812860), (20, 406430), (25, 325144), (40, 203215), (50, 162572), (97, 83800), (100, 81286), (194, 41900), (200, 40643), (388, 20950), (419, 19400), (485, 16760), (776, 10475), (838, 9700), (970, 8380), (1676, 4850), (1940, 4190), (2095, 3880), (2425, 3352)]