83405390

素因数分解:

$2^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{10159}}^1$

素因数の和:10987

約数の個数: 16

約数和(自身を含む): 150327360

約数和(自身を除く): 66921970

約数列:

[1, 2, 5, 10, 821, 1642, 4105, 8210, 10159, 20318, 50795, 101590, 8340539, 16681078, 41702695, 83405390]

約数ペア:

[(1, 83405390), (2, 41702695), (5, 16681078), (10, 8340539), (821, 101590), (1642, 50795), (4105, 20318), (8210, 10159)]