81609472

素因数分解:

$2^8\times 7^1\times {\mathrm{45541}}^1$

素因数の和:45564

約数の個数: 36

約数和(自身を含む): 186175696

約数和(自身を除く): 104566224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 45541, 91082, 182164, 318787, 364328, 637574, 728656, 1275148, 1457312, 2550296, 2914624, 5100592, 5829248, 10201184, 11658496, 20402368, 40804736, 81609472]

約数ペア:

[(1, 81609472), (2, 40804736), (4, 20402368), (7, 11658496), (8, 10201184), (14, 5829248), (16, 5100592), (28, 2914624), (32, 2550296), (56, 1457312), (64, 1275148), (112, 728656), (128, 637574), (224, 364328), (256, 318787), (448, 182164), (896, 91082), (1792, 45541)]