80021248

素因数分解:

$2^8\times {\mathrm{312583}}^1$

素因数の和:312599

約数の個数: 18

約数和(自身を含む): 159730424

約数和(自身を除く): 79709176

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 312583, 625166, 1250332, 2500664, 5001328, 10002656, 20005312, 40010624, 80021248]

約数ペア:

[(1, 80021248), (2, 40010624), (4, 20005312), (8, 10002656), (16, 5001328), (32, 2500664), (64, 1250332), (128, 625166), (256, 312583)]