25480028

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{11519}}^1$

素因数の和:11609

約数の個数: 24

約数和(自身を含む): 51609600

約数和(自身を除く): 26129572

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 11519, 23038, 46076, 80633, 161266, 322532, 910001, 1820002, 3640004, 6370007, 12740014, 25480028]

約数ペア:

[(1, 25480028), (2, 12740014), (4, 6370007), (7, 3640004), (14, 1820002), (28, 910001), (79, 322532), (158, 161266), (316, 80633), (553, 46076), (1106, 23038), (2212, 11519)]