78720816

素因数分解:

$2^4\times 3^1\times {\mathrm{1640017}}^1$

素因数の和:1640028

約数の個数: 20

約数和(自身を含む): 203362232

約数和(自身を除く): 124641416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1640017, 3280034, 4920051, 6560068, 9840102, 13120136, 19680204, 26240272, 39360408, 78720816]

約数ペア:

[(1, 78720816), (2, 39360408), (3, 26240272), (4, 19680204), (6, 13120136), (8, 9840102), (12, 6560068), (16, 4920051), (24, 3280034), (48, 1640017)]