71888080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{541}}^1$

素因数の和:716

約数の個数: 80

約数和(自身を含む): 183881088

約数和(自身を除く): 111993008

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 151, 176, 220, 302, 440, 541, 604, 755, 880, 1082, 1208, 1510, 1661, 2164, 2416, 2705, 3020, 3322, 4328, 5410, 5951, 6040, 6644, 8305, 8656, 10820, 11902, 12080, 13288, 16610, 21640, 23804, 26576, 29755, 33220, 43280, 47608, 59510, 66440, 81691, 95216, 119020, 132880, 163382, 238040, 326764, 408455, 476080, 653528, 816910, 898601, 1307056, 1633820, 1797202, 3267640, 3594404, 4493005, 6535280, 7188808, 8986010, 14377616, 17972020, 35944040, 71888080]

約数ペア:

[(1, 71888080), (2, 35944040), (4, 17972020), (5, 14377616), (8, 8986010), (10, 7188808), (11, 6535280), (16, 4493005), (20, 3594404), (22, 3267640), (40, 1797202), (44, 1633820), (55, 1307056), (80, 898601), (88, 816910), (110, 653528), (151, 476080), (176, 408455), (220, 326764), (302, 238040), (440, 163382), (541, 132880), (604, 119020), (755, 95216), (880, 81691), (1082, 66440), (1208, 59510), (1510, 47608), (1661, 43280), (2164, 33220), (2416, 29755), (2705, 26576), (3020, 23804), (3322, 21640), (4328, 16610), (5410, 13288), (5951, 12080), (6040, 11902), (6644, 10820), (8305, 8656)]