50545000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{919}}^1$

素因数の和:956

約数の個数: 80

約数和(自身を含む): 129333600

約数和(自身を除く): 78788600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 125, 200, 220, 250, 275, 440, 500, 550, 625, 919, 1000, 1100, 1250, 1375, 1838, 2200, 2500, 2750, 3676, 4595, 5000, 5500, 6875, 7352, 9190, 10109, 11000, 13750, 18380, 20218, 22975, 27500, 36760, 40436, 45950, 50545, 55000, 80872, 91900, 101090, 114875, 183800, 202180, 229750, 252725, 404360, 459500, 505450, 574375, 919000, 1010900, 1148750, 1263625, 2021800, 2297500, 2527250, 4595000, 5054500, 6318125, 10109000, 12636250, 25272500, 50545000]

約数ペア:

[(1, 50545000), (2, 25272500), (4, 12636250), (5, 10109000), (8, 6318125), (10, 5054500), (11, 4595000), (20, 2527250), (22, 2297500), (25, 2021800), (40, 1263625), (44, 1148750), (50, 1010900), (55, 919000), (88, 574375), (100, 505450), (110, 459500), (125, 404360), (200, 252725), (220, 229750), (250, 202180), (275, 183800), (440, 114875), (500, 101090), (550, 91900), (625, 80872), (919, 55000), (1000, 50545), (1100, 45950), (1250, 40436), (1375, 36760), (1838, 27500), (2200, 22975), (2500, 20218), (2750, 18380), (3676, 13750), (4595, 11000), (5000, 10109), (5500, 9190), (6875, 7352)]