2561533712

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1871}}^1\times {\mathrm{2087}}^1$

素因数の和:4007

約数の個数: 40

約数和(自身を含む): 5089174272

約数和(自身を除く): 2527640560

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1871, 2087, 3742, 4174, 7484, 8348, 14968, 16696, 29936, 33392, 76711, 85567, 153422, 171134, 306844, 342268, 613688, 684536, 1227376, 1369072, 3904777, 7809554, 15619108, 31238216, 62476432, 160095857, 320191714, 640383428, 1280766856, 2561533712]

約数ペア:

[(1, 2561533712), (2, 1280766856), (4, 640383428), (8, 320191714), (16, 160095857), (41, 62476432), (82, 31238216), (164, 15619108), (328, 7809554), (656, 3904777), (1871, 1369072), (2087, 1227376), (3742, 684536), (4174, 613688), (7484, 342268), (8348, 306844), (14968, 171134), (16696, 153422), (29936, 85567), (33392, 76711)]