56181325

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 71814600

約数和(自身を除く): 15633275

約数列:

[1, 5, 25, 53, 109, 265, 389, 545, 1325, 1945, 2725, 5777, 9725, 20617, 28885, 42401, 103085, 144425, 212005, 515425, 1060025, 2247253, 11236265, 56181325]

約数ペア:

[(1, 56181325), (5, 11236265), (25, 2247253), (53, 1060025), (109, 515425), (265, 212005), (389, 144425), (545, 103085), (1325, 42401), (1945, 28885), (2725, 20617), (5777, 9725)]