161609728

素因数分解:

$2^{11}\times 7^1\times {\mathrm{11273}}^1$

素因数の和:11302

約数の個数: 48

約数和(自身を含む): 369336240

約数和(自身を除く): 207726512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2048, 3584, 7168, 11273, 14336, 22546, 45092, 78911, 90184, 157822, 180368, 315644, 360736, 631288, 721472, 1262576, 1442944, 2525152, 2885888, 5050304, 5771776, 10100608, 11543552, 20201216, 23087104, 40402432, 80804864, 161609728]

約数ペア:

[(1, 161609728), (2, 80804864), (4, 40402432), (7, 23087104), (8, 20201216), (14, 11543552), (16, 10100608), (28, 5771776), (32, 5050304), (56, 2885888), (64, 2525152), (112, 1442944), (128, 1262576), (224, 721472), (256, 631288), (448, 360736), (512, 315644), (896, 180368), (1024, 157822), (1792, 90184), (2048, 78911), (3584, 45092), (7168, 22546), (11273, 14336)]