51126320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{91297}}^1$

素因数の和:91317

約数の個数: 40

約数和(自身を含む): 135851424

約数和(自身を除く): 84725104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 91297, 182594, 365188, 456485, 639079, 730376, 912970, 1278158, 1460752, 1825940, 2556316, 3195395, 3651880, 5112632, 6390790, 7303760, 10225264, 12781580, 25563160, 51126320]

約数ペア:

[(1, 51126320), (2, 25563160), (4, 12781580), (5, 10225264), (7, 7303760), (8, 6390790), (10, 5112632), (14, 3651880), (16, 3195395), (20, 2556316), (28, 1825940), (35, 1460752), (40, 1278158), (56, 912970), (70, 730376), (80, 639079), (112, 456485), (140, 365188), (280, 182594), (560, 91297)]