80905216

素因数分解:

$2^{10}\times 7^1\times {\mathrm{11287}}^1$

素因数の和:11314

約数の個数: 44

約数和(自身を含む): 184852288

約数和(自身を除く): 103947072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 3584, 7168, 11287, 22574, 45148, 79009, 90296, 158018, 180592, 316036, 361184, 632072, 722368, 1264144, 1444736, 2528288, 2889472, 5056576, 5778944, 10113152, 11557888, 20226304, 40452608, 80905216]

約数ペア:

[(1, 80905216), (2, 40452608), (4, 20226304), (7, 11557888), (8, 10113152), (14, 5778944), (16, 5056576), (28, 2889472), (32, 2528288), (56, 1444736), (64, 1264144), (112, 722368), (128, 632072), (224, 361184), (256, 316036), (448, 180592), (512, 158018), (896, 90296), (1024, 79009), (1792, 45148), (3584, 22574), (7168, 11287)]