13537280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{661}}^1$

素因数の和:690

約数の個数: 52

約数和(自身を含む): 32534652

約数和(自身を除く): 18997372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 661, 1024, 1280, 1322, 2048, 2560, 2644, 3305, 4096, 5120, 5288, 6610, 10240, 10576, 13220, 20480, 21152, 26440, 42304, 52880, 84608, 105760, 169216, 211520, 338432, 423040, 676864, 846080, 1353728, 1692160, 2707456, 3384320, 6768640, 13537280]

約数ペア:

[(1, 13537280), (2, 6768640), (4, 3384320), (5, 2707456), (8, 1692160), (10, 1353728), (16, 846080), (20, 676864), (32, 423040), (40, 338432), (64, 211520), (80, 169216), (128, 105760), (160, 84608), (256, 52880), (320, 42304), (512, 26440), (640, 21152), (661, 20480), (1024, 13220), (1280, 10576), (1322, 10240), (2048, 6610), (2560, 5288), (2644, 5120), (3305, 4096)]