77805776

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{68491}}^1$

素因数の和:68570

約数の個数: 20

約数和(自身を含む): 152874144

約数和(自身を除く): 75068368

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 68491, 136982, 273964, 547928, 1095856, 4862861, 9725722, 19451444, 38902888, 77805776]

約数ペア:

[(1, 77805776), (2, 38902888), (4, 19451444), (8, 9725722), (16, 4862861), (71, 1095856), (142, 547928), (284, 273964), (568, 136982), (1136, 68491)]