74723680

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{10861}}^1$

素因数の和:10919

約数の個数: 48

約数和(自身を含む): 180656784

約数和(自身を除く): 105933104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 10861, 21722, 43444, 54305, 86888, 108610, 173776, 217220, 347552, 434440, 467023, 868880, 934046, 1737760, 1868092, 2335115, 3736184, 4670230, 7472368, 9340460, 14944736, 18680920, 37361840, 74723680]

約数ペア:

[(1, 74723680), (2, 37361840), (4, 18680920), (5, 14944736), (8, 9340460), (10, 7472368), (16, 4670230), (20, 3736184), (32, 2335115), (40, 1868092), (43, 1737760), (80, 934046), (86, 868880), (160, 467023), (172, 434440), (215, 347552), (344, 217220), (430, 173776), (688, 108610), (860, 86888), (1376, 54305), (1720, 43444), (3440, 21722), (6880, 10861)]