80184320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{15661}}^1$

素因数の和:15686

約数の個数: 44

約数和(自身を含む): 192360684

約数和(自身を除く): 112176364

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, 15661, 31322, 62644, 78305, 125288, 156610, 250576, 313220, 501152, 626440, 1002304, 1252880, 2004608, 2505760, 4009216, 5011520, 8018432, 10023040, 16036864, 20046080, 40092160, 80184320]

約数ペア:

[(1, 80184320), (2, 40092160), (4, 20046080), (5, 16036864), (8, 10023040), (10, 8018432), (16, 5011520), (20, 4009216), (32, 2505760), (40, 2004608), (64, 1252880), (80, 1002304), (128, 626440), (160, 501152), (256, 313220), (320, 250576), (512, 156610), (640, 125288), (1024, 78305), (1280, 62644), (2560, 31322), (5120, 15661)]