80495728

素因数分解:

$2^4\times {\mathrm{1381}}^1\times {\mathrm{3643}}^1$

素因数の和:5032

約数の個数: 20

約数和(自身を含む): 156116248

約数和(自身を除く): 75620520

約数列:

[1, 2, 4, 8, 16, 1381, 2762, 3643, 5524, 7286, 11048, 14572, 22096, 29144, 58288, 5030983, 10061966, 20123932, 40247864, 80495728]

約数ペア:

[(1, 80495728), (2, 40247864), (4, 20123932), (8, 10061966), (16, 5030983), (1381, 58288), (2762, 29144), (3643, 22096), (5524, 14572), (7286, 11048)]