2691638000

素因数分解:

$2^4\times 5^3\times {\mathrm{127}}^1\times {\mathrm{10597}}^1$

素因数の和:10747

約数の個数: 80

約数和(自身を含む): 6560246784

約数和(自身を除く): 3868608784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 127, 200, 250, 254, 400, 500, 508, 635, 1000, 1016, 1270, 2000, 2032, 2540, 3175, 5080, 6350, 10160, 10597, 12700, 15875, 21194, 25400, 31750, 42388, 50800, 52985, 63500, 84776, 105970, 127000, 169552, 211940, 254000, 264925, 423880, 529850, 847760, 1059700, 1324625, 1345819, 2119400, 2649250, 2691638, 4238800, 5298500, 5383276, 6729095, 10597000, 10766552, 13458190, 21194000, 21533104, 26916380, 33645475, 53832760, 67290950, 107665520, 134581900, 168227375, 269163800, 336454750, 538327600, 672909500, 1345819000, 2691638000]

約数ペア:

[(1, 2691638000), (2, 1345819000), (4, 672909500), (5, 538327600), (8, 336454750), (10, 269163800), (16, 168227375), (20, 134581900), (25, 107665520), (40, 67290950), (50, 53832760), (80, 33645475), (100, 26916380), (125, 21533104), (127, 21194000), (200, 13458190), (250, 10766552), (254, 10597000), (400, 6729095), (500, 5383276), (508, 5298500), (635, 4238800), (1000, 2691638), (1016, 2649250), (1270, 2119400), (2000, 1345819), (2032, 1324625), (2540, 1059700), (3175, 847760), (5080, 529850), (6350, 423880), (10160, 264925), (10597, 254000), (12700, 211940), (15875, 169552), (21194, 127000), (25400, 105970), (31750, 84776), (42388, 63500), (50800, 52985)]