12755500

素因数分解:

$2^2\times 5^3\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 28252224

約数和(自身を除く): 15496724

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 125, 194, 250, 263, 388, 485, 500, 526, 970, 1052, 1315, 1940, 2425, 2630, 4850, 5260, 6575, 9700, 12125, 13150, 24250, 25511, 26300, 32875, 48500, 51022, 65750, 102044, 127555, 131500, 255110, 510220, 637775, 1275550, 2551100, 3188875, 6377750, 12755500]

約数ペア:

[(1, 12755500), (2, 6377750), (4, 3188875), (5, 2551100), (10, 1275550), (20, 637775), (25, 510220), (50, 255110), (97, 131500), (100, 127555), (125, 102044), (194, 65750), (250, 51022), (263, 48500), (388, 32875), (485, 26300), (500, 25511), (526, 24250), (970, 13150), (1052, 12125), (1315, 9700), (1940, 6575), (2425, 5260), (2630, 4850)]