25675900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{2647}}^1$

素因数の和:2758

約数の個数: 36

約数和(自身を含む): 56312368

約数和(自身を除く): 30636468

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 2647, 4850, 5294, 9700, 10588, 13235, 26470, 52940, 66175, 132350, 256759, 264700, 513518, 1027036, 1283795, 2567590, 5135180, 6418975, 12837950, 25675900]

約数ペア:

[(1, 25675900), (2, 12837950), (4, 6418975), (5, 5135180), (10, 2567590), (20, 1283795), (25, 1027036), (50, 513518), (97, 264700), (100, 256759), (194, 132350), (388, 66175), (485, 52940), (970, 26470), (1940, 13235), (2425, 10588), (2647, 9700), (4850, 5294)]