80419000

素因数分解:

$2^3\times 5^3\times {\mathrm{137}}^1\times {\mathrm{587}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 189876960

約数和(自身を除く): 109457960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 137, 200, 250, 274, 500, 548, 587, 685, 1000, 1096, 1174, 1370, 2348, 2740, 2935, 3425, 4696, 5480, 5870, 6850, 11740, 13700, 14675, 17125, 23480, 27400, 29350, 34250, 58700, 68500, 73375, 80419, 117400, 137000, 146750, 160838, 293500, 321676, 402095, 587000, 643352, 804190, 1608380, 2010475, 3216760, 4020950, 8041900, 10052375, 16083800, 20104750, 40209500, 80419000]

約数ペア:

[(1, 80419000), (2, 40209500), (4, 20104750), (5, 16083800), (8, 10052375), (10, 8041900), (20, 4020950), (25, 3216760), (40, 2010475), (50, 1608380), (100, 804190), (125, 643352), (137, 587000), (200, 402095), (250, 321676), (274, 293500), (500, 160838), (548, 146750), (587, 137000), (685, 117400), (1000, 80419), (1096, 73375), (1174, 68500), (1370, 58700), (2348, 34250), (2740, 29350), (2935, 27400), (3425, 23480), (4696, 17125), (5480, 14675), (5870, 13700), (6850, 11740)]