25725920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:384

約数の個数: 96

約数和(自身を含む): 67931136

約数和(自身を除く): 42205216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 80, 88, 94, 110, 160, 176, 188, 220, 235, 311, 352, 376, 440, 470, 517, 622, 752, 880, 940, 1034, 1244, 1504, 1555, 1760, 1880, 2068, 2488, 2585, 3110, 3421, 3760, 4136, 4976, 5170, 6220, 6842, 7520, 8272, 9952, 10340, 12440, 13684, 14617, 16544, 17105, 20680, 24880, 27368, 29234, 34210, 41360, 49760, 54736, 58468, 68420, 73085, 82720, 109472, 116936, 136840, 146170, 160787, 233872, 273680, 292340, 321574, 467744, 547360, 584680, 643148, 803935, 1169360, 1286296, 1607870, 2338720, 2572592, 3215740, 5145184, 6431480, 12862960, 25725920]

約数ペア:

[(1, 25725920), (2, 12862960), (4, 6431480), (5, 5145184), (8, 3215740), (10, 2572592), (11, 2338720), (16, 1607870), (20, 1286296), (22, 1169360), (32, 803935), (40, 643148), (44, 584680), (47, 547360), (55, 467744), (80, 321574), (88, 292340), (94, 273680), (110, 233872), (160, 160787), (176, 146170), (188, 136840), (220, 116936), (235, 109472), (311, 82720), (352, 73085), (376, 68420), (440, 58468), (470, 54736), (517, 49760), (622, 41360), (752, 34210), (880, 29234), (940, 27368), (1034, 24880), (1244, 20680), (1504, 17105), (1555, 16544), (1760, 14617), (1880, 13684), (2068, 12440), (2488, 10340), (2585, 9952), (3110, 8272), (3421, 7520), (3760, 6842), (4136, 6220), (4976, 5170)]