126619000

素因数分解:

$2^3\times 5^3\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1145

約数の個数: 64

約数和(自身を含む): 298920960

約数和(自身を除く): 172301960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 127, 200, 250, 254, 500, 508, 635, 997, 1000, 1016, 1270, 1994, 2540, 3175, 3988, 4985, 5080, 6350, 7976, 9970, 12700, 15875, 19940, 24925, 25400, 31750, 39880, 49850, 63500, 99700, 124625, 126619, 127000, 199400, 249250, 253238, 498500, 506476, 633095, 997000, 1012952, 1266190, 2532380, 3165475, 5064760, 6330950, 12661900, 15827375, 25323800, 31654750, 63309500, 126619000]

約数ペア:

[(1, 126619000), (2, 63309500), (4, 31654750), (5, 25323800), (8, 15827375), (10, 12661900), (20, 6330950), (25, 5064760), (40, 3165475), (50, 2532380), (100, 1266190), (125, 1012952), (127, 997000), (200, 633095), (250, 506476), (254, 498500), (500, 253238), (508, 249250), (635, 199400), (997, 127000), (1000, 126619), (1016, 124625), (1270, 99700), (1994, 63500), (2540, 49850), (3175, 39880), (3988, 31750), (4985, 25400), (5080, 24925), (6350, 19940), (7976, 15875), (9970, 12700)]