80405992

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{55529}}^1$

素因数の和:55716

約数の個数: 16

約数和(自身を含む): 151596900

約数和(自身を除く): 71190908

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 55529, 111058, 222116, 444232, 10050749, 20101498, 40202996, 80405992]

約数ペア:

[(1, 80405992), (2, 40202996), (4, 20101498), (8, 10050749), (181, 444232), (362, 222116), (724, 111058), (1448, 55529)]