80389616

素因数分解:

$2^4\times {\mathrm{179}}^1\times {\mathrm{28069}}^1$

素因数の和:28256

約数の個数: 20

約数和(自身を含む): 156630600

約数和(自身を除く): 76240984

約数列:

[1, 2, 4, 8, 16, 179, 358, 716, 1432, 2864, 28069, 56138, 112276, 224552, 449104, 5024351, 10048702, 20097404, 40194808, 80389616]

約数ペア:

[(1, 80389616), (2, 40194808), (4, 20097404), (8, 10048702), (16, 5024351), (179, 449104), (358, 224552), (716, 112276), (1432, 56138), (2864, 28069)]