56235520

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1997}}^1$

素因数の和:2031

約数の個数: 80

約数和(自身を含む): 147164688

約数和(自身を除く): 90929168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 1997, 2560, 2816, 3520, 3994, 5632, 7040, 7988, 9985, 14080, 15976, 19970, 21967, 28160, 31952, 39940, 43934, 63904, 79880, 87868, 109835, 127808, 159760, 175736, 219670, 255616, 319520, 351472, 439340, 511232, 639040, 702944, 878680, 1022464, 1278080, 1405888, 1757360, 2556160, 2811776, 3514720, 5112320, 5623552, 7029440, 11247104, 14058880, 28117760, 56235520]

約数ペア:

[(1, 56235520), (2, 28117760), (4, 14058880), (5, 11247104), (8, 7029440), (10, 5623552), (11, 5112320), (16, 3514720), (20, 2811776), (22, 2556160), (32, 1757360), (40, 1405888), (44, 1278080), (55, 1022464), (64, 878680), (80, 702944), (88, 639040), (110, 511232), (128, 439340), (160, 351472), (176, 319520), (220, 255616), (256, 219670), (320, 175736), (352, 159760), (440, 127808), (512, 109835), (640, 87868), (704, 79880), (880, 63904), (1280, 43934), (1408, 39940), (1760, 31952), (1997, 28160), (2560, 21967), (2816, 19970), (3520, 15976), (3994, 14080), (5632, 9985), (7040, 7988)]