80127856

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{839}}^1$

素因数の和:1021

約数の個数: 40

約数和(自身を含む): 159989760

約数和(自身を除く): 79861904

約数列:

[1, 2, 4, 8, 16, 47, 94, 127, 188, 254, 376, 508, 752, 839, 1016, 1678, 2032, 3356, 5969, 6712, 11938, 13424, 23876, 39433, 47752, 78866, 95504, 106553, 157732, 213106, 315464, 426212, 630928, 852424, 1704848, 5007991, 10015982, 20031964, 40063928, 80127856]

約数ペア:

[(1, 80127856), (2, 40063928), (4, 20031964), (8, 10015982), (16, 5007991), (47, 1704848), (94, 852424), (127, 630928), (188, 426212), (254, 315464), (376, 213106), (508, 157732), (752, 106553), (839, 95504), (1016, 78866), (1678, 47752), (2032, 39433), (3356, 23876), (5969, 13424), (6712, 11938)]