81405576

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8501}}^1$

素因数の和:8539

約数の個数: 96

約数和(自身を含む): 265262400

約数和(自身を除く): 183856824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 399, 456, 504, 532, 684, 798, 1064, 1197, 1368, 1596, 2394, 3192, 4788, 8501, 9576, 17002, 25503, 34004, 51006, 59507, 68008, 76509, 102012, 119014, 153018, 161519, 178521, 204024, 238028, 306036, 323038, 357042, 476056, 484557, 535563, 612072, 646076, 714084, 969114, 1071126, 1130633, 1292152, 1428168, 1453671, 1938228, 2142252, 2261266, 2907342, 3391899, 3876456, 4284504, 4522532, 5814684, 6783798, 9045064, 10175697, 11629368, 13567596, 20351394, 27135192, 40702788, 81405576]

約数ペア:

[(1, 81405576), (2, 40702788), (3, 27135192), (4, 20351394), (6, 13567596), (7, 11629368), (8, 10175697), (9, 9045064), (12, 6783798), (14, 5814684), (18, 4522532), (19, 4284504), (21, 3876456), (24, 3391899), (28, 2907342), (36, 2261266), (38, 2142252), (42, 1938228), (56, 1453671), (57, 1428168), (63, 1292152), (72, 1130633), (76, 1071126), (84, 969114), (114, 714084), (126, 646076), (133, 612072), (152, 535563), (168, 484557), (171, 476056), (228, 357042), (252, 323038), (266, 306036), (342, 238028), (399, 204024), (456, 178521), (504, 161519), (532, 153018), (684, 119014), (798, 102012), (1064, 76509), (1197, 68008), (1368, 59507), (1596, 51006), (2394, 34004), (3192, 25503), (4788, 17002), (8501, 9576)]