161358848

素因数分解:

$2^{10}\times 7^1\times {\mathrm{22511}}^1$

素因数の和:22538

約数の個数: 44

約数和(自身を含む): 368656512

約数和(自身を除く): 207297664

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, 22511, 45022, 90044, 157577, 180088, 315154, 360176, 630308, 720352, 1260616, 1440704, 2521232, 2881408, 5042464, 5762816, 10084928, 11525632, 20169856, 23051264, 40339712, 80679424, 161358848]

約数ペア:

[(1, 161358848), (2, 80679424), (4, 40339712), (7, 23051264), (8, 20169856), (14, 11525632), (16, 10084928), (28, 5762816), (32, 5042464), (56, 2881408), (64, 2521232), (112, 1440704), (128, 1260616), (224, 720352), (256, 630308), (448, 360176), (512, 315154), (896, 180088), (1024, 157577), (1792, 90044), (3584, 45022), (7168, 22511)]