122783000

素因数分解:

$2^3\times 5^3\times {\mathrm{199}}^1\times {\mathrm{617}}^1$

素因数の和:837

約数の個数: 64

約数和(自身を含む): 289224000

約数和(自身を除く): 166441000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 199, 200, 250, 398, 500, 617, 796, 995, 1000, 1234, 1592, 1990, 2468, 3085, 3980, 4936, 4975, 6170, 7960, 9950, 12340, 15425, 19900, 24680, 24875, 30850, 39800, 49750, 61700, 77125, 99500, 122783, 123400, 154250, 199000, 245566, 308500, 491132, 613915, 617000, 982264, 1227830, 2455660, 3069575, 4911320, 6139150, 12278300, 15347875, 24556600, 30695750, 61391500, 122783000]

約数ペア:

[(1, 122783000), (2, 61391500), (4, 30695750), (5, 24556600), (8, 15347875), (10, 12278300), (20, 6139150), (25, 4911320), (40, 3069575), (50, 2455660), (100, 1227830), (125, 982264), (199, 617000), (200, 613915), (250, 491132), (398, 308500), (500, 245566), (617, 199000), (796, 154250), (995, 123400), (1000, 122783), (1234, 99500), (1592, 77125), (1990, 61700), (2468, 49750), (3085, 39800), (3980, 30850), (4936, 24875), (4975, 24680), (6170, 19900), (7960, 15425), (9950, 12340)]