68390990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{2087}}^1$

素因数の和:2236

約数の個数: 32

約数和(自身を含む): 128537280

約数和(自身を除く): 60146290

約数列:

[1, 2, 5, 10, 29, 58, 113, 145, 226, 290, 565, 1130, 2087, 3277, 4174, 6554, 10435, 16385, 20870, 32770, 60523, 121046, 235831, 302615, 471662, 605230, 1179155, 2358310, 6839099, 13678198, 34195495, 68390990]

約数ペア:

[(1, 68390990), (2, 34195495), (5, 13678198), (10, 6839099), (29, 2358310), (58, 1179155), (113, 605230), (145, 471662), (226, 302615), (290, 235831), (565, 121046), (1130, 60523), (2087, 32770), (3277, 20870), (4174, 16385), (6554, 10435)]