25929820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{26459}}^1$

素因数の和:26482

約数の個数: 36

約数和(自身を含む): 63345240

約数和(自身を除く): 37415420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 26459, 52918, 105836, 132295, 185213, 264590, 370426, 529180, 740852, 926065, 1296491, 1852130, 2592982, 3704260, 5185964, 6482455, 12964910, 25929820]

約数ペア:

[(1, 25929820), (2, 12964910), (4, 6482455), (5, 5185964), (7, 3704260), (10, 2592982), (14, 1852130), (20, 1296491), (28, 926065), (35, 740852), (49, 529180), (70, 370426), (98, 264590), (140, 185213), (196, 132295), (245, 105836), (490, 52918), (980, 26459)]