25237424

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:645

約数の個数: 40

約数和(自身を含む): 51150000

約数和(自身を除く): 25912576

約数列:

[1, 2, 4, 8, 16, 29, 58, 109, 116, 218, 232, 436, 464, 499, 872, 998, 1744, 1996, 3161, 3992, 6322, 7984, 12644, 14471, 25288, 28942, 50576, 54391, 57884, 108782, 115768, 217564, 231536, 435128, 870256, 1577339, 3154678, 6309356, 12618712, 25237424]

約数ペア:

[(1, 25237424), (2, 12618712), (4, 6309356), (8, 3154678), (16, 1577339), (29, 870256), (58, 435128), (109, 231536), (116, 217564), (218, 115768), (232, 108782), (436, 57884), (464, 54391), (499, 50576), (872, 28942), (998, 25288), (1744, 14471), (1996, 12644), (3161, 7984), (3992, 6322)]