68957090

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{52639}}^1$

素因数の和:52777

約数の個数: 16

約数和(自身を含む): 125072640

約数和(自身を除く): 56115550

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 52639, 105278, 263195, 526390, 6895709, 13791418, 34478545, 68957090]

約数ペア:

[(1, 68957090), (2, 34478545), (5, 13791418), (10, 6895709), (131, 526390), (262, 263195), (655, 105278), (1310, 52639)]