77061520

素因数分解:

$2^4\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2011}}^1$

素因数の和:2503

約数の個数: 40

約数和(自身を含む): 179631360

約数和(自身を除く): 102569840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479, 958, 1916, 2011, 2395, 3832, 4022, 4790, 7664, 8044, 9580, 10055, 16088, 19160, 20110, 32176, 38320, 40220, 80440, 160880, 963269, 1926538, 3853076, 4816345, 7706152, 9632690, 15412304, 19265380, 38530760, 77061520]

約数ペア:

[(1, 77061520), (2, 38530760), (4, 19265380), (5, 15412304), (8, 9632690), (10, 7706152), (16, 4816345), (20, 3853076), (40, 1926538), (80, 963269), (479, 160880), (958, 80440), (1916, 40220), (2011, 38320), (2395, 32176), (3832, 20110), (4022, 19160), (4790, 16088), (7664, 10055), (8044, 9580)]