85012400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^2$

素因数の和:307

約数の個数: 90

約数和(自身を含む): 224424252

約数和(自身を除く): 139411852

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 139, 176, 200, 220, 275, 278, 400, 440, 550, 556, 695, 880, 1100, 1112, 1390, 1529, 2200, 2224, 2780, 3058, 3475, 4400, 5560, 6116, 6950, 7645, 11120, 12232, 13900, 15290, 19321, 24464, 27800, 30580, 38225, 38642, 55600, 61160, 76450, 77284, 96605, 122320, 152900, 154568, 193210, 212531, 305800, 309136, 386420, 425062, 483025, 611600, 772840, 850124, 966050, 1062655, 1545680, 1700248, 1932100, 2125310, 3400496, 3864200, 4250620, 5313275, 7728400, 8501240, 10626550, 17002480, 21253100, 42506200, 85012400]

約数ペア:

[(1, 85012400), (2, 42506200), (4, 21253100), (5, 17002480), (8, 10626550), (10, 8501240), (11, 7728400), (16, 5313275), (20, 4250620), (22, 3864200), (25, 3400496), (40, 2125310), (44, 1932100), (50, 1700248), (55, 1545680), (80, 1062655), (88, 966050), (100, 850124), (110, 772840), (139, 611600), (176, 483025), (200, 425062), (220, 386420), (275, 309136), (278, 305800), (400, 212531), (440, 193210), (550, 154568), (556, 152900), (695, 122320), (880, 96605), (1100, 77284), (1112, 76450), (1390, 61160), (1529, 55600), (2200, 38642), (2224, 38225), (2780, 30580), (3058, 27800), (3475, 24464), (4400, 19321), (5560, 15290), (6116, 13900), (6950, 12232), (7645, 11120)]