85642870

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{117319}}^1$

素因数の和:117399

約数の個数: 16

約数和(自身を含む): 156270240

約数和(自身を除く): 70627370

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 117319, 234638, 586595, 1173190, 8564287, 17128574, 42821435, 85642870]

約数ペア:

[(1, 85642870), (2, 42821435), (5, 17128574), (10, 8564287), (73, 1173190), (146, 586595), (365, 234638), (730, 117319)]