80016896

素因数分解:

$2^9\times {\mathrm{131}}^1\times {\mathrm{1193}}^1$

素因数の和:1342

約数の個数: 40

約数和(自身を含む): 161232984

約数和(自身を除く): 81216088

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 256, 262, 512, 524, 1048, 1193, 2096, 2386, 4192, 4772, 8384, 9544, 16768, 19088, 33536, 38176, 67072, 76352, 152704, 156283, 305408, 312566, 610816, 625132, 1250264, 2500528, 5001056, 10002112, 20004224, 40008448, 80016896]

約数ペア:

[(1, 80016896), (2, 40008448), (4, 20004224), (8, 10002112), (16, 5001056), (32, 2500528), (64, 1250264), (128, 625132), (131, 610816), (256, 312566), (262, 305408), (512, 156283), (524, 152704), (1048, 76352), (1193, 67072), (2096, 38176), (2386, 33536), (4192, 19088), (4772, 16768), (8384, 9544)]