80976848

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{643}}^1$

素因数の和:1131

約数の個数: 40

約数和(自身を含む): 166739328

約数和(自身を除く): 85762480

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 463, 643, 926, 1286, 1852, 2572, 3704, 5144, 7408, 7871, 10288, 10931, 15742, 21862, 31484, 43724, 62968, 87448, 125936, 174896, 297709, 595418, 1190836, 2381672, 4763344, 5061053, 10122106, 20244212, 40488424, 80976848]

約数ペア:

[(1, 80976848), (2, 40488424), (4, 20244212), (8, 10122106), (16, 5061053), (17, 4763344), (34, 2381672), (68, 1190836), (136, 595418), (272, 297709), (463, 174896), (643, 125936), (926, 87448), (1286, 62968), (1852, 43724), (2572, 31484), (3704, 21862), (5144, 15742), (7408, 10931), (7871, 10288)]