80490080

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 228614400

約数和(自身を除く): 148124320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 29, 32, 38, 40, 44, 55, 58, 76, 80, 83, 88, 95, 110, 116, 145, 152, 160, 166, 176, 190, 209, 220, 232, 290, 304, 319, 332, 352, 380, 415, 418, 440, 464, 551, 580, 608, 638, 664, 760, 830, 836, 880, 913, 928, 1045, 1102, 1160, 1276, 1328, 1520, 1577, 1595, 1660, 1672, 1760, 1826, 2090, 2204, 2320, 2407, 2552, 2656, 2755, 3040, 3154, 3190, 3320, 3344, 3652, 4180, 4408, 4565, 4640, 4814, 5104, 5510, 6061, 6308, 6380, 6640, 6688, 7304, 7885, 8360, 8816, 9130, 9628, 10208, 11020, 12035, 12122, 12616, 12760, 13280, 14608, 15770, 16720, 17347, 17632, 18260, 19256, 22040, 24070, 24244, 25232, 25520, 26477, 29216, 30305, 31540, 33440, 34694, 36520, 38512, 44080, 45733, 48140, 48488, 50464, 51040, 52954, 60610, 63080, 69388, 73040, 77024, 86735, 88160, 91466, 96280, 96976, 105908, 121220, 126160, 132385, 138776, 146080, 173470, 182932, 192560, 193952, 211816, 228665, 242440, 252320, 264770, 277552, 346940, 365864, 385120, 423632, 457330, 484880, 503063, 529540, 555104, 693880, 731728, 847264, 914660, 969760, 1006126, 1059080, 1387760, 1463456, 1829320, 2012252, 2118160, 2515315, 2775520, 3658640, 4024504, 4236320, 5030630, 7317280, 8049008, 10061260, 16098016, 20122520, 40245040, 80490080]

約数ペア:

[(1, 80490080), (2, 40245040), (4, 20122520), (5, 16098016), (8, 10061260), (10, 8049008), (11, 7317280), (16, 5030630), (19, 4236320), (20, 4024504), (22, 3658640), (29, 2775520), (32, 2515315), (38, 2118160), (40, 2012252), (44, 1829320), (55, 1463456), (58, 1387760), (76, 1059080), (80, 1006126), (83, 969760), (88, 914660), (95, 847264), (110, 731728), (116, 693880), (145, 555104), (152, 529540), (160, 503063), (166, 484880), (176, 457330), (190, 423632), (209, 385120), (220, 365864), (232, 346940), (290, 277552), (304, 264770), (319, 252320), (332, 242440), (352, 228665), (380, 211816), (415, 193952), (418, 192560), (440, 182932), (464, 173470), (551, 146080), (580, 138776), (608, 132385), (638, 126160), (664, 121220), (760, 105908), (830, 96976), (836, 96280), (880, 91466), (913, 88160), (928, 86735), (1045, 77024), (1102, 73040), (1160, 69388), (1276, 63080), (1328, 60610), (1520, 52954), (1577, 51040), (1595, 50464), (1660, 48488), (1672, 48140), (1760, 45733), (1826, 44080), (2090, 38512), (2204, 36520), (2320, 34694), (2407, 33440), (2552, 31540), (2656, 30305), (2755, 29216), (3040, 26477), (3154, 25520), (3190, 25232), (3320, 24244), (3344, 24070), (3652, 22040), (4180, 19256), (4408, 18260), (4565, 17632), (4640, 17347), (4814, 16720), (5104, 15770), (5510, 14608), (6061, 13280), (6308, 12760), (6380, 12616), (6640, 12122), (6688, 12035), (7304, 11020), (7885, 10208), (8360, 9628), (8816, 9130)]