81444976

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:649

約数の個数: 40

約数和(自身を含む): 161065584

約数和(自身を除く): 79620608

約数列:

[1, 2, 4, 8, 16, 107, 113, 214, 226, 421, 428, 452, 842, 856, 904, 1684, 1712, 1808, 3368, 6736, 12091, 24182, 45047, 47573, 48364, 90094, 95146, 96728, 180188, 190292, 193456, 360376, 380584, 720752, 761168, 5090311, 10180622, 20361244, 40722488, 81444976]

約数ペア:

[(1, 81444976), (2, 40722488), (4, 20361244), (8, 10180622), (16, 5090311), (107, 761168), (113, 720752), (214, 380584), (226, 360376), (421, 193456), (428, 190292), (452, 180188), (842, 96728), (856, 95146), (904, 90094), (1684, 48364), (1712, 47573), (1808, 45047), (3368, 24182), (6736, 12091)]