55548080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{353}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 148544064

約数和(自身を除く): 92995984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 281, 353, 560, 562, 706, 1124, 1405, 1412, 1765, 1967, 2248, 2471, 2810, 2824, 3530, 3934, 4496, 4942, 5620, 5648, 7060, 7868, 9835, 9884, 11240, 12355, 14120, 15736, 19670, 19768, 22480, 24710, 28240, 31472, 39340, 39536, 49420, 78680, 98840, 99193, 157360, 197680, 198386, 396772, 495965, 694351, 793544, 991930, 1388702, 1587088, 1983860, 2777404, 3471755, 3967720, 5554808, 6943510, 7935440, 11109616, 13887020, 27774040, 55548080]

約数ペア:

[(1, 55548080), (2, 27774040), (4, 13887020), (5, 11109616), (7, 7935440), (8, 6943510), (10, 5554808), (14, 3967720), (16, 3471755), (20, 2777404), (28, 1983860), (35, 1587088), (40, 1388702), (56, 991930), (70, 793544), (80, 694351), (112, 495965), (140, 396772), (280, 198386), (281, 197680), (353, 157360), (560, 99193), (562, 98840), (706, 78680), (1124, 49420), (1405, 39536), (1412, 39340), (1765, 31472), (1967, 28240), (2248, 24710), (2471, 22480), (2810, 19768), (2824, 19670), (3530, 15736), (3934, 14120), (4496, 12355), (4942, 11240), (5620, 9884), (5648, 9835), (7060, 7868)]