51473380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1091}}^1$

素因数の和:1444

約数の個数: 48

約数和(自身を含む): 124016256

約数和(自身を除く): 72542876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 337, 674, 1091, 1348, 1685, 2182, 2359, 3370, 4364, 4718, 5455, 6740, 7637, 9436, 10910, 11795, 15274, 21820, 23590, 30548, 38185, 47180, 76370, 152740, 367667, 735334, 1470668, 1838335, 2573669, 3676670, 5147338, 7353340, 10294676, 12868345, 25736690, 51473380]

約数ペア:

[(1, 51473380), (2, 25736690), (4, 12868345), (5, 10294676), (7, 7353340), (10, 5147338), (14, 3676670), (20, 2573669), (28, 1838335), (35, 1470668), (70, 735334), (140, 367667), (337, 152740), (674, 76370), (1091, 47180), (1348, 38185), (1685, 30548), (2182, 23590), (2359, 21820), (3370, 15274), (4364, 11795), (4718, 10910), (5455, 9436), (6740, 7637)]