82151920

素因数分解:

$2^4\times 5^1\times {\mathrm{1026899}}^1$

素因数の和:1026912

約数の個数: 20

約数和(自身を含む): 191003400

約数和(自身を除く): 108851480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1026899, 2053798, 4107596, 5134495, 8215192, 10268990, 16430384, 20537980, 41075960, 82151920]

約数ペア:

[(1, 82151920), (2, 41075960), (4, 20537980), (5, 16430384), (8, 10268990), (10, 8215192), (16, 5134495), (20, 4107596), (40, 2053798), (80, 1026899)]