68236360

素因数分解:

$2^3\times 5^1\times {\mathrm{397}}^1\times {\mathrm{4297}}^1$

素因数の和:4705

約数の個数: 32

約数和(自身を含む): 153954360

約数和(自身を除く): 85718000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 397, 794, 1588, 1985, 3176, 3970, 4297, 7940, 8594, 15880, 17188, 21485, 34376, 42970, 85940, 171880, 1705909, 3411818, 6823636, 8529545, 13647272, 17059090, 34118180, 68236360]

約数ペア:

[(1, 68236360), (2, 34118180), (4, 17059090), (5, 13647272), (8, 8529545), (10, 6823636), (20, 3411818), (40, 1705909), (397, 171880), (794, 85940), (1588, 42970), (1985, 34376), (3176, 21485), (3970, 17188), (4297, 15880), (7940, 8594)]