80002888

素因数分解:

$2^3\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1607}}^1$

素因数の和:1754

約数の個数: 48

約数和(自身を含む): 175979520

約数和(自身を除く): 95976632

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 127, 196, 254, 392, 508, 889, 1016, 1607, 1778, 3214, 3556, 6223, 6428, 7112, 11249, 12446, 12856, 22498, 24892, 44996, 49784, 78743, 89992, 157486, 204089, 314972, 408178, 629944, 816356, 1428623, 1632712, 2857246, 5714492, 10000361, 11428984, 20000722, 40001444, 80002888]

約数ペア:

[(1, 80002888), (2, 40001444), (4, 20000722), (7, 11428984), (8, 10000361), (14, 5714492), (28, 2857246), (49, 1632712), (56, 1428623), (98, 816356), (127, 629944), (196, 408178), (254, 314972), (392, 204089), (508, 157486), (889, 89992), (1016, 78743), (1607, 49784), (1778, 44996), (3214, 24892), (3556, 22498), (6223, 12856), (6428, 12446), (7112, 11249)]