1285102775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{1867}}^1\times {\mathrm{2503}}^1$

素因数の和:4391

約数の個数: 24

約数和(自身を含む): 1740019584

約数和(自身を除く): 454916809

約数列:

[1, 5, 11, 25, 55, 275, 1867, 2503, 9335, 12515, 20537, 27533, 46675, 62575, 102685, 137665, 513425, 688325, 4673101, 23365505, 51404111, 116827525, 257020555, 1285102775]

約数ペア:

[(1, 1285102775), (5, 257020555), (11, 116827525), (25, 51404111), (55, 23365505), (275, 4673101), (1867, 688325), (2503, 513425), (9335, 137665), (12515, 102685), (20537, 62575), (27533, 46675)]