20196177775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{2531}}^1$

素因数の和:2824

約数の個数: 48

約数和(自身を含む): 26787749760

約数和(自身を除く): 6591571985

約数列:

[1, 5, 19, 25, 95, 107, 157, 475, 535, 785, 2033, 2531, 2675, 2983, 3925, 10165, 12655, 14915, 16799, 48089, 50825, 63275, 74575, 83995, 240445, 270817, 319181, 397367, 419975, 1202225, 1354085, 1595905, 1986835, 5145523, 6770425, 7549973, 7979525, 9934175, 25727615, 37749865, 42518269, 128638075, 188749325, 212591345, 807847111, 1062956725, 4039235555, 20196177775]

約数ペア:

[(1, 20196177775), (5, 4039235555), (19, 1062956725), (25, 807847111), (95, 212591345), (107, 188749325), (157, 128638075), (475, 42518269), (535, 37749865), (785, 25727615), (2033, 9934175), (2531, 7979525), (2675, 7549973), (2983, 6770425), (3925, 5145523), (10165, 1986835), (12655, 1595905), (14915, 1354085), (16799, 1202225), (48089, 419975), (50825, 397367), (63275, 319181), (74575, 270817), (83995, 240445)]