66814160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{119311}}^1$

素因数の和:119331

約数の個数: 40

約数和(自身を含む): 177536256

約数和(自身を除く): 110722096

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 119311, 238622, 477244, 596555, 835177, 954488, 1193110, 1670354, 1908976, 2386220, 3340708, 4175885, 4772440, 6681416, 8351770, 9544880, 13362832, 16703540, 33407080, 66814160]

約数ペア:

[(1, 66814160), (2, 33407080), (4, 16703540), (5, 13362832), (7, 9544880), (8, 8351770), (10, 6681416), (14, 4772440), (16, 4175885), (20, 3340708), (28, 2386220), (35, 1908976), (40, 1670354), (56, 1193110), (70, 954488), (80, 835177), (112, 596555), (140, 477244), (280, 238622), (560, 119311)]