81253324288

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{1039}}^1\times {\mathrm{8039}}^1$

素因数の和:9115

約数の個数: 80

約数和(自身を含む): 171078336000

約数和(自身を除く): 89825011712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1039, 1216, 2078, 2432, 4156, 4864, 8039, 8312, 9728, 16078, 16624, 19741, 32156, 33248, 39482, 64312, 66496, 78964, 128624, 132992, 152741, 157928, 257248, 265984, 305482, 315856, 514496, 531968, 610964, 631712, 1028992, 1221928, 1263424, 2057984, 2443856, 2526848, 4115968, 4887712, 5053696, 8352521, 9775424, 10107392, 16705042, 19550848, 33410084, 39101696, 66820168, 78203392, 133640336, 158697899, 267280672, 317395798, 534561344, 634791596, 1069122688, 1269583192, 2138245376, 2539166384, 4276490752, 5078332768, 10156665536, 20313331072, 40626662144, 81253324288]

約数ペア:

[(1, 81253324288), (2, 40626662144), (4, 20313331072), (8, 10156665536), (16, 5078332768), (19, 4276490752), (32, 2539166384), (38, 2138245376), (64, 1269583192), (76, 1069122688), (128, 634791596), (152, 534561344), (256, 317395798), (304, 267280672), (512, 158697899), (608, 133640336), (1039, 78203392), (1216, 66820168), (2078, 39101696), (2432, 33410084), (4156, 19550848), (4864, 16705042), (8039, 10107392), (8312, 9775424), (9728, 8352521), (16078, 5053696), (16624, 4887712), (19741, 4115968), (32156, 2526848), (33248, 2443856), (39482, 2057984), (64312, 1263424), (66496, 1221928), (78964, 1028992), (128624, 631712), (132992, 610964), (152741, 531968), (157928, 514496), (257248, 315856), (265984, 305482)]