2596400

素因数分解:

$2^4\times 5^2\times {\mathrm{6491}}^1$

素因数の和:6509

約数の個数: 30

約数和(自身を含む): 6238812

約数和(自身を除く): 3642412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 6491, 12982, 25964, 32455, 51928, 64910, 103856, 129820, 162275, 259640, 324550, 519280, 649100, 1298200, 2596400]

約数ペア:

[(1, 2596400), (2, 1298200), (4, 649100), (5, 519280), (8, 324550), (10, 259640), (16, 162275), (20, 129820), (25, 103856), (40, 64910), (50, 51928), (80, 32455), (100, 25964), (200, 12982), (400, 6491)]