25358704

素因数分解:

$2^4\times 7^1\times {\mathrm{257}}^1\times {\mathrm{881}}^1$

素因数の和:1153

約数の個数: 40

約数和(自身を含む): 56433888

約数和(自身を除く): 31075184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 257, 514, 881, 1028, 1762, 1799, 2056, 3524, 3598, 4112, 6167, 7048, 7196, 12334, 14096, 14392, 24668, 28784, 49336, 98672, 226417, 452834, 905668, 1584919, 1811336, 3169838, 3622672, 6339676, 12679352, 25358704]

約数ペア:

[(1, 25358704), (2, 12679352), (4, 6339676), (7, 3622672), (8, 3169838), (14, 1811336), (16, 1584919), (28, 905668), (56, 452834), (112, 226417), (257, 98672), (514, 49336), (881, 28784), (1028, 24668), (1762, 14392), (1799, 14096), (2056, 12334), (3524, 7196), (3598, 7048), (4112, 6167)]