68399080

素因数分解:

$2^3\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{1627}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 154139040

約数和(自身を除く): 85739960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1051, 1627, 2102, 3254, 4204, 5255, 6508, 8135, 8408, 10510, 13016, 16270, 21020, 32540, 42040, 65080, 1709977, 3419954, 6839908, 8549885, 13679816, 17099770, 34199540, 68399080]

約数ペア:

[(1, 68399080), (2, 34199540), (4, 17099770), (5, 13679816), (8, 8549885), (10, 6839908), (20, 3419954), (40, 1709977), (1051, 65080), (1627, 42040), (2102, 32540), (3254, 21020), (4204, 16270), (5255, 13016), (6508, 10510), (8135, 8408)]