26705920

素因数分解:

$2^{15}\times 5^1\times {\mathrm{163}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 64486440

約数和(自身を除く): 37780520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 163, 256, 320, 326, 512, 640, 652, 815, 1024, 1280, 1304, 1630, 2048, 2560, 2608, 3260, 4096, 5120, 5216, 6520, 8192, 10240, 10432, 13040, 16384, 20480, 20864, 26080, 32768, 40960, 41728, 52160, 81920, 83456, 104320, 163840, 166912, 208640, 333824, 417280, 667648, 834560, 1335296, 1669120, 2670592, 3338240, 5341184, 6676480, 13352960, 26705920]

約数ペア:

[(1, 26705920), (2, 13352960), (4, 6676480), (5, 5341184), (8, 3338240), (10, 2670592), (16, 1669120), (20, 1335296), (32, 834560), (40, 667648), (64, 417280), (80, 333824), (128, 208640), (160, 166912), (163, 163840), (256, 104320), (320, 83456), (326, 81920), (512, 52160), (640, 41728), (652, 40960), (815, 32768), (1024, 26080), (1280, 20864), (1304, 20480), (1630, 16384), (2048, 13040), (2560, 10432), (2608, 10240), (3260, 8192), (4096, 6520), (5120, 5216)]