81414848

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:166

約数の個数: 112

約数和(自身を含む): 184343040

約数和(自身を除く): 102928192

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 41, 46, 64, 71, 76, 82, 92, 142, 152, 164, 184, 284, 304, 328, 368, 437, 568, 608, 656, 736, 779, 874, 943, 1136, 1216, 1312, 1349, 1472, 1558, 1633, 1748, 1886, 2272, 2624, 2698, 2911, 3116, 3266, 3496, 3772, 4544, 5396, 5822, 6232, 6532, 6992, 7544, 10792, 11644, 12464, 13064, 13984, 15088, 17917, 21584, 23288, 24928, 26128, 27968, 30176, 31027, 35834, 43168, 46576, 49856, 52256, 55309, 60352, 62054, 66953, 71668, 86336, 93152, 104512, 110618, 124108, 133906, 143336, 186304, 221236, 248216, 267812, 286672, 442472, 496432, 535624, 573344, 884944, 992864, 1071248, 1146688, 1272107, 1769888, 1985728, 2142496, 2544214, 3539776, 4284992, 5088428, 10176856, 20353712, 40707424, 81414848]

約数ペア:

[(1, 81414848), (2, 40707424), (4, 20353712), (8, 10176856), (16, 5088428), (19, 4284992), (23, 3539776), (32, 2544214), (38, 2142496), (41, 1985728), (46, 1769888), (64, 1272107), (71, 1146688), (76, 1071248), (82, 992864), (92, 884944), (142, 573344), (152, 535624), (164, 496432), (184, 442472), (284, 286672), (304, 267812), (328, 248216), (368, 221236), (437, 186304), (568, 143336), (608, 133906), (656, 124108), (736, 110618), (779, 104512), (874, 93152), (943, 86336), (1136, 71668), (1216, 66953), (1312, 62054), (1349, 60352), (1472, 55309), (1558, 52256), (1633, 49856), (1748, 46576), (1886, 43168), (2272, 35834), (2624, 31027), (2698, 30176), (2911, 27968), (3116, 26128), (3266, 24928), (3496, 23288), (3772, 21584), (4544, 17917), (5396, 15088), (5822, 13984), (6232, 13064), (6532, 12464), (6992, 11644), (7544, 10792)]