68568080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{122443}}^1$

素因数の和:122463

約数の個数: 40

約数和(自身を含む): 182196672

約数和(自身を除く): 113628592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 122443, 244886, 489772, 612215, 857101, 979544, 1224430, 1714202, 1959088, 2448860, 3428404, 4285505, 4897720, 6856808, 8571010, 9795440, 13713616, 17142020, 34284040, 68568080]

約数ペア:

[(1, 68568080), (2, 34284040), (4, 17142020), (5, 13713616), (7, 9795440), (8, 8571010), (10, 6856808), (14, 4897720), (16, 4285505), (20, 3428404), (28, 2448860), (35, 1959088), (40, 1714202), (56, 1224430), (70, 979544), (80, 857101), (112, 612215), (140, 489772), (280, 244886), (560, 122443)]