49940000

素因数分解:

$2^5\times 5^4\times {\mathrm{11}}^1\times {\mathrm{227}}^1$

素因数の和:268

約数の個数: 120

約数和(自身を含む): 134619408

約数和(自身を除く): 84679408

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 125, 160, 176, 200, 220, 227, 250, 275, 352, 400, 440, 454, 500, 550, 625, 800, 880, 908, 1000, 1100, 1135, 1250, 1375, 1760, 1816, 2000, 2200, 2270, 2497, 2500, 2750, 3632, 4000, 4400, 4540, 4994, 5000, 5500, 5675, 6875, 7264, 8800, 9080, 9988, 10000, 11000, 11350, 12485, 13750, 18160, 19976, 20000, 22000, 22700, 24970, 27500, 28375, 36320, 39952, 44000, 45400, 49940, 55000, 56750, 62425, 79904, 90800, 99880, 110000, 113500, 124850, 141875, 181600, 199760, 220000, 227000, 249700, 283750, 312125, 399520, 454000, 499400, 567500, 624250, 908000, 998800, 1135000, 1248500, 1560625, 1997600, 2270000, 2497000, 3121250, 4540000, 4994000, 6242500, 9988000, 12485000, 24970000, 49940000]

約数ペア:

[(1, 49940000), (2, 24970000), (4, 12485000), (5, 9988000), (8, 6242500), (10, 4994000), (11, 4540000), (16, 3121250), (20, 2497000), (22, 2270000), (25, 1997600), (32, 1560625), (40, 1248500), (44, 1135000), (50, 998800), (55, 908000), (80, 624250), (88, 567500), (100, 499400), (110, 454000), (125, 399520), (160, 312125), (176, 283750), (200, 249700), (220, 227000), (227, 220000), (250, 199760), (275, 181600), (352, 141875), (400, 124850), (440, 113500), (454, 110000), (500, 99880), (550, 90800), (625, 79904), (800, 62425), (880, 56750), (908, 55000), (1000, 49940), (1100, 45400), (1135, 44000), (1250, 39952), (1375, 36320), (1760, 28375), (1816, 27500), (2000, 24970), (2200, 22700), (2270, 22000), (2497, 20000), (2500, 19976), (2750, 18160), (3632, 13750), (4000, 12485), (4400, 11350), (4540, 11000), (4994, 10000), (5000, 9988), (5500, 9080), (5675, 8800), (6875, 7264)]