331314020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{51287}}^1$

素因数の和:51332

約数の個数: 48

約数和(自身を含む): 775474560

約数和(自身を除く): 444160540

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 51287, 102574, 205148, 256435, 512870, 871879, 974453, 1025740, 1743758, 1948906, 3487516, 3897812, 4359395, 4872265, 8718790, 9744530, 16565701, 17437580, 19489060, 33131402, 66262804, 82828505, 165657010, 331314020]

約数ペア:

[(1, 331314020), (2, 165657010), (4, 82828505), (5, 66262804), (10, 33131402), (17, 19489060), (19, 17437580), (20, 16565701), (34, 9744530), (38, 8718790), (68, 4872265), (76, 4359395), (85, 3897812), (95, 3487516), (170, 1948906), (190, 1743758), (323, 1025740), (340, 974453), (380, 871879), (646, 512870), (1292, 256435), (1615, 205148), (3230, 102574), (6460, 51287)]