205753604

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 419758080

約数和(自身を除く): 214004476

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 191, 316, 382, 487, 553, 764, 974, 1106, 1337, 1948, 2212, 2674, 3409, 5348, 6818, 13636, 15089, 30178, 38473, 60356, 76946, 93017, 105623, 153892, 186034, 211246, 269311, 372068, 422492, 538622, 651119, 1077244, 1302238, 2604476, 7348343, 14696686, 29393372, 51438401, 102876802, 205753604]

約数ペア:

[(1, 205753604), (2, 102876802), (4, 51438401), (7, 29393372), (14, 14696686), (28, 7348343), (79, 2604476), (158, 1302238), (191, 1077244), (316, 651119), (382, 538622), (487, 422492), (553, 372068), (764, 269311), (974, 211246), (1106, 186034), (1337, 153892), (1948, 105623), (2212, 93017), (2674, 76946), (3409, 60356), (5348, 38473), (6818, 30178), (13636, 15089)]