71320790

素因数分解:

$2^1\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{5399}}^1$

素因数の和:6727

約数の個数: 16

約数和(自身を含む): 128498400

約数和(自身を除く): 57177610

約数列:

[1, 2, 5, 10, 1321, 2642, 5399, 6605, 10798, 13210, 26995, 53990, 7132079, 14264158, 35660395, 71320790]

約数ペア:

[(1, 71320790), (2, 35660395), (5, 14264158), (10, 7132079), (1321, 53990), (2642, 26995), (5399, 13210), (6605, 10798)]