80488432

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{116989}}^1$

素因数の和:117040

約数の個数: 20

約数和(自身を含む): 159574360

約数和(自身を除く): 79085928

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 116989, 233978, 467956, 935912, 1871824, 5030527, 10061054, 20122108, 40244216, 80488432]

約数ペア:

[(1, 80488432), (2, 40244216), (4, 20122108), (8, 10061054), (16, 5030527), (43, 1871824), (86, 935912), (172, 467956), (344, 233978), (688, 116989)]