81623256

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1399}}^1$

素因数の和:1449

約数の個数: 128

約数和(自身を含む): 254016000

約数和(自身を除く): 172392744

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 17, 22, 24, 26, 33, 34, 39, 44, 51, 52, 66, 68, 78, 88, 102, 104, 132, 136, 143, 156, 187, 204, 221, 264, 286, 312, 374, 408, 429, 442, 561, 572, 663, 748, 858, 884, 1122, 1144, 1326, 1399, 1496, 1716, 1768, 2244, 2431, 2652, 2798, 3432, 4197, 4488, 4862, 5304, 5596, 7293, 8394, 9724, 11192, 14586, 15389, 16788, 18187, 19448, 23783, 29172, 30778, 33576, 36374, 46167, 47566, 54561, 58344, 61556, 71349, 72748, 92334, 95132, 109122, 123112, 142698, 145496, 184668, 190264, 200057, 218244, 261613, 285396, 309179, 369336, 400114, 436488, 523226, 570792, 600171, 618358, 784839, 800228, 927537, 1046452, 1200342, 1236716, 1569678, 1600456, 1855074, 2092904, 2400684, 2473432, 3139356, 3400969, 3710148, 4801368, 6278712, 6801938, 7420296, 10202907, 13603876, 20405814, 27207752, 40811628, 81623256]

約数ペア:

[(1, 81623256), (2, 40811628), (3, 27207752), (4, 20405814), (6, 13603876), (8, 10202907), (11, 7420296), (12, 6801938), (13, 6278712), (17, 4801368), (22, 3710148), (24, 3400969), (26, 3139356), (33, 2473432), (34, 2400684), (39, 2092904), (44, 1855074), (51, 1600456), (52, 1569678), (66, 1236716), (68, 1200342), (78, 1046452), (88, 927537), (102, 800228), (104, 784839), (132, 618358), (136, 600171), (143, 570792), (156, 523226), (187, 436488), (204, 400114), (221, 369336), (264, 309179), (286, 285396), (312, 261613), (374, 218244), (408, 200057), (429, 190264), (442, 184668), (561, 145496), (572, 142698), (663, 123112), (748, 109122), (858, 95132), (884, 92334), (1122, 72748), (1144, 71349), (1326, 61556), (1399, 58344), (1496, 54561), (1716, 47566), (1768, 46167), (2244, 36374), (2431, 33576), (2652, 30778), (2798, 29172), (3432, 23783), (4197, 19448), (4488, 18187), (4862, 16788), (5304, 15389), (5596, 14586), (7293, 11192), (8394, 9724)]