80873104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{388813}}^1$

素因数の和:388834

約数の個数: 20

約数和(自身を含む): 168745276

約数和(自身を除く): 87872172

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 388813, 777626, 1555252, 3110504, 5054569, 6221008, 10109138, 20218276, 40436552, 80873104]

約数ペア:

[(1, 80873104), (2, 40436552), (4, 20218276), (8, 10109138), (13, 6221008), (16, 5054569), (26, 3110504), (52, 1555252), (104, 777626), (208, 388813)]