68315380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1559}}^1$

素因数の和:1888

約数の個数: 48

約数和(自身を含む): 164586240

約数和(自身を除く): 96270860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 313, 626, 1252, 1559, 1565, 2191, 3118, 3130, 4382, 6236, 6260, 7795, 8764, 10913, 10955, 15590, 21826, 21910, 31180, 43652, 43820, 54565, 109130, 218260, 487967, 975934, 1951868, 2439835, 3415769, 4879670, 6831538, 9759340, 13663076, 17078845, 34157690, 68315380]

約数ペア:

[(1, 68315380), (2, 34157690), (4, 17078845), (5, 13663076), (7, 9759340), (10, 6831538), (14, 4879670), (20, 3415769), (28, 2439835), (35, 1951868), (70, 975934), (140, 487967), (313, 218260), (626, 109130), (1252, 54565), (1559, 43820), (1565, 43652), (2191, 31180), (3118, 21910), (3130, 21826), (4382, 15590), (6236, 10955), (6260, 10913), (7795, 8764)]