165944320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{32411}}^1$

素因数の和:32436

約数の個数: 44

約数和(自身を含む): 398084184

約数和(自身を除く): 232139864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 32411, 64822, 129644, 162055, 259288, 324110, 518576, 648220, 1037152, 1296440, 2074304, 2592880, 4148608, 5185760, 8297216, 10371520, 16594432, 20743040, 33188864, 41486080, 82972160, 165944320]

約数ペア:

[(1, 165944320), (2, 82972160), (4, 41486080), (5, 33188864), (8, 20743040), (10, 16594432), (16, 10371520), (20, 8297216), (32, 5185760), (40, 4148608), (64, 2592880), (80, 2074304), (128, 1296440), (160, 1037152), (256, 648220), (320, 518576), (512, 324110), (640, 259288), (1024, 162055), (1280, 129644), (2560, 64822), (5120, 32411)]