13176275

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 20427264

約数和(自身を除く): 7250989

約数列:

[1, 5, 7, 17, 25, 35, 43, 85, 103, 119, 175, 215, 301, 425, 515, 595, 721, 731, 1075, 1505, 1751, 2575, 2975, 3605, 3655, 4429, 5117, 7525, 8755, 12257, 18025, 18275, 22145, 25585, 31003, 43775, 61285, 75293, 110725, 127925, 155015, 306425, 376465, 527051, 775075, 1882325, 2635255, 13176275]

約数ペア:

[(1, 13176275), (5, 2635255), (7, 1882325), (17, 775075), (25, 527051), (35, 376465), (43, 306425), (85, 155015), (103, 127925), (119, 110725), (175, 75293), (215, 61285), (301, 43775), (425, 31003), (515, 25585), (595, 22145), (721, 18275), (731, 18025), (1075, 12257), (1505, 8755), (1751, 7525), (2575, 5117), (2975, 4429), (3605, 3655)]