90970000

素因数分解:

$2^4\times 5^4\times {\mathrm{11}}^1\times {\mathrm{827}}^1$

素因数の和:866

約数の個数: 100

約数和(自身を含む): 240560496

約数和(自身を除く): 149590496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 125, 176, 200, 220, 250, 275, 400, 440, 500, 550, 625, 827, 880, 1000, 1100, 1250, 1375, 1654, 2000, 2200, 2500, 2750, 3308, 4135, 4400, 5000, 5500, 6616, 6875, 8270, 9097, 10000, 11000, 13232, 13750, 16540, 18194, 20675, 22000, 27500, 33080, 36388, 41350, 45485, 55000, 66160, 72776, 82700, 90970, 103375, 110000, 145552, 165400, 181940, 206750, 227425, 330800, 363880, 413500, 454850, 516875, 727760, 827000, 909700, 1033750, 1137125, 1654000, 1819400, 2067500, 2274250, 3638800, 4135000, 4548500, 5685625, 8270000, 9097000, 11371250, 18194000, 22742500, 45485000, 90970000]

約数ペア:

[(1, 90970000), (2, 45485000), (4, 22742500), (5, 18194000), (8, 11371250), (10, 9097000), (11, 8270000), (16, 5685625), (20, 4548500), (22, 4135000), (25, 3638800), (40, 2274250), (44, 2067500), (50, 1819400), (55, 1654000), (80, 1137125), (88, 1033750), (100, 909700), (110, 827000), (125, 727760), (176, 516875), (200, 454850), (220, 413500), (250, 363880), (275, 330800), (400, 227425), (440, 206750), (500, 181940), (550, 165400), (625, 145552), (827, 110000), (880, 103375), (1000, 90970), (1100, 82700), (1250, 72776), (1375, 66160), (1654, 55000), (2000, 45485), (2200, 41350), (2500, 36388), (2750, 33080), (3308, 27500), (4135, 22000), (4400, 20675), (5000, 18194), (5500, 16540), (6616, 13750), (6875, 13232), (8270, 11000), (9097, 10000)]