53511080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{857}}^1$

素因数の和:1098

約数の個数: 64

約数和(自身を含む): 138378240

約数和(自身を除く): 84867160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 223, 280, 446, 857, 892, 1115, 1561, 1714, 1784, 2230, 3122, 3428, 4285, 4460, 5999, 6244, 6856, 7805, 8570, 8920, 11998, 12488, 15610, 17140, 23996, 29995, 31220, 34280, 47992, 59990, 62440, 119980, 191111, 239960, 382222, 764444, 955555, 1337777, 1528888, 1911110, 2675554, 3822220, 5351108, 6688885, 7644440, 10702216, 13377770, 26755540, 53511080]

約数ペア:

[(1, 53511080), (2, 26755540), (4, 13377770), (5, 10702216), (7, 7644440), (8, 6688885), (10, 5351108), (14, 3822220), (20, 2675554), (28, 1911110), (35, 1528888), (40, 1337777), (56, 955555), (70, 764444), (140, 382222), (223, 239960), (280, 191111), (446, 119980), (857, 62440), (892, 59990), (1115, 47992), (1561, 34280), (1714, 31220), (1784, 29995), (2230, 23996), (3122, 17140), (3428, 15610), (4285, 12488), (4460, 11998), (5999, 8920), (6244, 8570), (6856, 7805)]