25551340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{337}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 57238272

約数和(自身を除く): 31686932

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 223, 337, 340, 446, 674, 892, 1115, 1348, 1685, 2230, 3370, 3791, 4460, 5729, 6740, 7582, 11458, 15164, 18955, 22916, 28645, 37910, 57290, 75151, 75820, 114580, 150302, 300604, 375755, 751510, 1277567, 1503020, 2555134, 5110268, 6387835, 12775670, 25551340]

約数ペア:

[(1, 25551340), (2, 12775670), (4, 6387835), (5, 5110268), (10, 2555134), (17, 1503020), (20, 1277567), (34, 751510), (68, 375755), (85, 300604), (170, 150302), (223, 114580), (337, 75820), (340, 75151), (446, 57290), (674, 37910), (892, 28645), (1115, 22916), (1348, 18955), (1685, 15164), (2230, 11458), (3370, 7582), (3791, 6740), (4460, 5729)]