85352680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{304831}}^1$

素因数の和:304849

約数の個数: 32

約数和(自身を含む): 219479040

約数和(自身を除く): 134126360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 304831, 609662, 1219324, 1524155, 2133817, 2438648, 3048310, 4267634, 6096620, 8535268, 10669085, 12193240, 17070536, 21338170, 42676340, 85352680]

約数ペア:

[(1, 85352680), (2, 42676340), (4, 21338170), (5, 17070536), (7, 12193240), (8, 10669085), (10, 8535268), (14, 6096620), (20, 4267634), (28, 3048310), (35, 2438648), (40, 2133817), (56, 1524155), (70, 1219324), (140, 609662), (280, 304831)]