83895080

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{8161}}^1$

素因数の和:8429

約数の個数: 32

約数和(自身を含む): 189521640

約数和(自身を除く): 105626560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 5140, 8161, 10280, 16322, 32644, 40805, 65288, 81610, 163220, 326440, 2097377, 4194754, 8389508, 10486885, 16779016, 20973770, 41947540, 83895080]

約数ペア:

[(1, 83895080), (2, 41947540), (4, 20973770), (5, 16779016), (8, 10486885), (10, 8389508), (20, 4194754), (40, 2097377), (257, 326440), (514, 163220), (1028, 81610), (1285, 65288), (2056, 40805), (2570, 32644), (5140, 16322), (8161, 10280)]