80971664

素因数分解:

$2^4\times {\mathrm{337}}^1\times {\mathrm{15017}}^1$

素因数の和:15362

約数の個数: 20

約数和(自身を含む): 157358604

約数和(自身を除く): 76386940

約数列:

[1, 2, 4, 8, 16, 337, 674, 1348, 2696, 5392, 15017, 30034, 60068, 120136, 240272, 5060729, 10121458, 20242916, 40485832, 80971664]

約数ペア:

[(1, 80971664), (2, 40485832), (4, 20242916), (8, 10121458), (16, 5060729), (337, 240272), (674, 120136), (1348, 60068), (2696, 30034), (5392, 15017)]