80660992

素因数分解:

$2^9\times {\mathrm{257}}^1\times {\mathrm{613}}^1$

素因数の和:888

約数の個数: 40

約数和(自身を含む): 162055476

約数和(自身を除く): 81394484

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 257, 512, 514, 613, 1028, 1226, 2056, 2452, 4112, 4904, 8224, 9808, 16448, 19616, 32896, 39232, 65792, 78464, 131584, 156928, 157541, 313856, 315082, 630164, 1260328, 2520656, 5041312, 10082624, 20165248, 40330496, 80660992]

約数ペア:

[(1, 80660992), (2, 40330496), (4, 20165248), (8, 10082624), (16, 5041312), (32, 2520656), (64, 1260328), (128, 630164), (256, 315082), (257, 313856), (512, 157541), (514, 156928), (613, 131584), (1028, 78464), (1226, 65792), (2056, 39232), (2452, 32896), (4112, 19616), (4904, 16448), (8224, 9808)]