55521280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{2711}}^1$

素因数の和:2740

約数の個数: 52

約数和(自身を含む): 133283952

約数和(自身を除く): 77762672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 2711, 4096, 5120, 5422, 10240, 10844, 13555, 20480, 21688, 27110, 43376, 54220, 86752, 108440, 173504, 216880, 347008, 433760, 694016, 867520, 1388032, 1735040, 2776064, 3470080, 5552128, 6940160, 11104256, 13880320, 27760640, 55521280]

約数ペア:

[(1, 55521280), (2, 27760640), (4, 13880320), (5, 11104256), (8, 6940160), (10, 5552128), (16, 3470080), (20, 2776064), (32, 1735040), (40, 1388032), (64, 867520), (80, 694016), (128, 433760), (160, 347008), (256, 216880), (320, 173504), (512, 108440), (640, 86752), (1024, 54220), (1280, 43376), (2048, 27110), (2560, 21688), (2711, 20480), (4096, 13555), (5120, 10844), (5422, 10240)]