200182000

素因数分解:

$2^4\times 5^3\times {\mathrm{101}}^1\times {\mathrm{991}}^1$

素因数の和:1115

約数の個数: 80

約数和(自身を含む): 489325824

約数和(自身を除く): 289143824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 101, 125, 200, 202, 250, 400, 404, 500, 505, 808, 991, 1000, 1010, 1616, 1982, 2000, 2020, 2525, 3964, 4040, 4955, 5050, 7928, 8080, 9910, 10100, 12625, 15856, 19820, 20200, 24775, 25250, 39640, 40400, 49550, 50500, 79280, 99100, 100091, 101000, 123875, 198200, 200182, 202000, 247750, 396400, 400364, 495500, 500455, 800728, 991000, 1000910, 1601456, 1982000, 2001820, 2502275, 4003640, 5004550, 8007280, 10009100, 12511375, 20018200, 25022750, 40036400, 50045500, 100091000, 200182000]

約数ペア:

[(1, 200182000), (2, 100091000), (4, 50045500), (5, 40036400), (8, 25022750), (10, 20018200), (16, 12511375), (20, 10009100), (25, 8007280), (40, 5004550), (50, 4003640), (80, 2502275), (100, 2001820), (101, 1982000), (125, 1601456), (200, 1000910), (202, 991000), (250, 800728), (400, 500455), (404, 495500), (500, 400364), (505, 396400), (808, 247750), (991, 202000), (1000, 200182), (1010, 198200), (1616, 123875), (1982, 101000), (2000, 100091), (2020, 99100), (2525, 79280), (3964, 50500), (4040, 49550), (4955, 40400), (5050, 39640), (7928, 25250), (8080, 24775), (9910, 20200), (10100, 19820), (12625, 15856)]