82595920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1997}}^1$

素因数の和:2068

約数の個数: 80

約数和(自身を含む): 214057728

約数和(自身を除く): 131461808

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1880, 1997, 2068, 2585, 3760, 3994, 4136, 5170, 7988, 8272, 9985, 10340, 15976, 19970, 20680, 21967, 31952, 39940, 41360, 43934, 79880, 87868, 93859, 109835, 159760, 175736, 187718, 219670, 351472, 375436, 439340, 469295, 750872, 878680, 938590, 1032449, 1501744, 1757360, 1877180, 2064898, 3754360, 4129796, 5162245, 7508720, 8259592, 10324490, 16519184, 20648980, 41297960, 82595920]

約数ペア:

[(1, 82595920), (2, 41297960), (4, 20648980), (5, 16519184), (8, 10324490), (10, 8259592), (11, 7508720), (16, 5162245), (20, 4129796), (22, 3754360), (40, 2064898), (44, 1877180), (47, 1757360), (55, 1501744), (80, 1032449), (88, 938590), (94, 878680), (110, 750872), (176, 469295), (188, 439340), (220, 375436), (235, 351472), (376, 219670), (440, 187718), (470, 175736), (517, 159760), (752, 109835), (880, 93859), (940, 87868), (1034, 79880), (1880, 43934), (1997, 41360), (2068, 39940), (2585, 31952), (3760, 21967), (3994, 20680), (4136, 19970), (5170, 15976), (7988, 10340), (8272, 9985)]