102892520

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{10009}}^1$

素因数の和:10277

約数の個数: 32

約数和(自身を含む): 232432200

約数和(自身を除く): 129539680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 10009, 10280, 20018, 40036, 50045, 80072, 100090, 200180, 400360, 2572313, 5144626, 10289252, 12861565, 20578504, 25723130, 51446260, 102892520]

約数ペア:

[(1, 102892520), (2, 51446260), (4, 25723130), (5, 20578504), (8, 12861565), (10, 10289252), (20, 5144626), (40, 2572313), (257, 400360), (514, 200180), (1028, 100090), (1285, 80072), (2056, 50045), (2570, 40036), (5140, 20018), (10009, 10280)]