164068864

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{10337}}^1$

素因数の和:10386

約数の個数: 40

約数和(自身を含む): 338424768

約数和(自身を除く): 174355904

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 10337, 15872, 20674, 41348, 82696, 165392, 320447, 330784, 640894, 661568, 1281788, 1323136, 2563576, 2646272, 5127152, 5292544, 10254304, 20508608, 41017216, 82034432, 164068864]

約数ペア:

[(1, 164068864), (2, 82034432), (4, 41017216), (8, 20508608), (16, 10254304), (31, 5292544), (32, 5127152), (62, 2646272), (64, 2563576), (124, 1323136), (128, 1281788), (248, 661568), (256, 640894), (496, 330784), (512, 320447), (992, 165392), (1984, 82696), (3968, 41348), (7936, 20674), (10337, 15872)]