85537970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1221971}}^1$

素因数の和:1221985

約数の個数: 16

約数和(自身を含む): 175963968

約数和(自身を除く): 90425998

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1221971, 2443942, 6109855, 8553797, 12219710, 17107594, 42768985, 85537970]

約数ペア:

[(1, 85537970), (2, 42768985), (5, 17107594), (7, 12219710), (10, 8553797), (14, 6109855), (35, 2443942), (70, 1221971)]