78876752

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 174096000

約数和(自身を除く): 95219248

約数列:

[1, 2, 4, 8, 16, 19, 23, 29, 38, 46, 58, 76, 92, 116, 152, 184, 232, 304, 368, 389, 437, 464, 551, 667, 778, 874, 1102, 1334, 1556, 1748, 2204, 2668, 3112, 3496, 4408, 5336, 6224, 6992, 7391, 8816, 8947, 10672, 11281, 12673, 14782, 17894, 22562, 25346, 29564, 35788, 45124, 50692, 59128, 71576, 90248, 101384, 118256, 143152, 169993, 180496, 202768, 214339, 259463, 339986, 428678, 518926, 679972, 857356, 1037852, 1359944, 1714712, 2075704, 2719888, 3429424, 4151408, 4929797, 9859594, 19719188, 39438376, 78876752]

約数ペア:

[(1, 78876752), (2, 39438376), (4, 19719188), (8, 9859594), (16, 4929797), (19, 4151408), (23, 3429424), (29, 2719888), (38, 2075704), (46, 1714712), (58, 1359944), (76, 1037852), (92, 857356), (116, 679972), (152, 518926), (184, 428678), (232, 339986), (304, 259463), (368, 214339), (389, 202768), (437, 180496), (464, 169993), (551, 143152), (667, 118256), (778, 101384), (874, 90248), (1102, 71576), (1334, 59128), (1556, 50692), (1748, 45124), (2204, 35788), (2668, 29564), (3112, 25346), (3496, 22562), (4408, 17894), (5336, 14782), (6224, 12673), (6992, 11281), (7391, 10672), (8816, 8947)]