79147840

素因数分解:

$2^6\times 5^1\times {\mathrm{247337}}^1$

素因数の和:247354

約数の個数: 28

約数和(自身を含む): 188471556

約数和(自身を除く): 109323716

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 247337, 494674, 989348, 1236685, 1978696, 2473370, 3957392, 4946740, 7914784, 9893480, 15829568, 19786960, 39573920, 79147840]

約数ペア:

[(1, 79147840), (2, 39573920), (4, 19786960), (5, 15829568), (8, 9893480), (10, 7914784), (16, 4946740), (20, 3957392), (32, 2473370), (40, 1978696), (64, 1236685), (80, 989348), (160, 494674), (320, 247337)]