25378864

素因数分解:

$2^4\times 7^2\times {\mathrm{32371}}^1$

素因数の和:32393

約数の個数: 30

約数和(自身を含む): 57201324

約数和(自身を除く): 31822460

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 32371, 64742, 129484, 226597, 258968, 453194, 517936, 906388, 1586179, 1812776, 3172358, 3625552, 6344716, 12689432, 25378864]

約数ペア:

[(1, 25378864), (2, 12689432), (4, 6344716), (7, 3625552), (8, 3172358), (14, 1812776), (16, 1586179), (28, 906388), (49, 517936), (56, 453194), (98, 258968), (112, 226597), (196, 129484), (392, 64742), (784, 32371)]