77683540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{20771}}^1$

素因数の和:20808

約数の個数: 48

約数和(自身を含む): 188443584

約数和(自身を除く): 110760044

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 20771, 41542, 83084, 103855, 207710, 228481, 353107, 415420, 456962, 706214, 913924, 1142405, 1412428, 1765535, 2284810, 3531070, 3884177, 4569620, 7062140, 7768354, 15536708, 19420885, 38841770, 77683540]

約数ペア:

[(1, 77683540), (2, 38841770), (4, 19420885), (5, 15536708), (10, 7768354), (11, 7062140), (17, 4569620), (20, 3884177), (22, 3531070), (34, 2284810), (44, 1765535), (55, 1412428), (68, 1142405), (85, 913924), (110, 706214), (170, 456962), (187, 415420), (220, 353107), (340, 228481), (374, 207710), (748, 103855), (935, 83084), (1870, 41542), (3740, 20771)]