81263808

素因数分解:

$2^6\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:271

約数の個数: 168

約数和(自身を含む): 253672848

約数和(自身を除く): 172409040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 43, 48, 51, 64, 68, 72, 86, 96, 102, 129, 136, 144, 153, 172, 192, 193, 204, 258, 272, 288, 306, 344, 386, 387, 408, 516, 544, 576, 579, 612, 688, 731, 772, 774, 816, 1032, 1088, 1158, 1224, 1376, 1462, 1544, 1548, 1632, 1737, 2064, 2193, 2316, 2448, 2752, 2924, 3088, 3096, 3264, 3281, 3474, 4128, 4386, 4632, 4896, 5848, 6176, 6192, 6562, 6579, 6948, 8256, 8299, 8772, 9264, 9792, 9843, 11696, 12352, 12384, 13124, 13158, 13896, 16598, 17544, 18528, 19686, 23392, 24768, 24897, 26248, 26316, 27792, 29529, 33196, 35088, 37056, 39372, 46784, 49794, 52496, 52632, 55584, 59058, 66392, 70176, 74691, 78744, 99588, 104992, 105264, 111168, 118116, 132784, 140352, 141083, 149382, 157488, 199176, 209984, 210528, 236232, 265568, 282166, 298764, 314976, 398352, 421056, 423249, 472464, 531136, 564332, 597528, 629952, 796704, 846498, 944928, 1128664, 1195056, 1269747, 1593408, 1692996, 1889856, 2257328, 2390112, 2539494, 3385992, 4514656, 4780224, 5078988, 6771984, 9029312, 10157976, 13543968, 20315952, 27087936, 40631904, 81263808]

約数ペア:

[(1, 81263808), (2, 40631904), (3, 27087936), (4, 20315952), (6, 13543968), (8, 10157976), (9, 9029312), (12, 6771984), (16, 5078988), (17, 4780224), (18, 4514656), (24, 3385992), (32, 2539494), (34, 2390112), (36, 2257328), (43, 1889856), (48, 1692996), (51, 1593408), (64, 1269747), (68, 1195056), (72, 1128664), (86, 944928), (96, 846498), (102, 796704), (129, 629952), (136, 597528), (144, 564332), (153, 531136), (172, 472464), (192, 423249), (193, 421056), (204, 398352), (258, 314976), (272, 298764), (288, 282166), (306, 265568), (344, 236232), (386, 210528), (387, 209984), (408, 199176), (516, 157488), (544, 149382), (576, 141083), (579, 140352), (612, 132784), (688, 118116), (731, 111168), (772, 105264), (774, 104992), (816, 99588), (1032, 78744), (1088, 74691), (1158, 70176), (1224, 66392), (1376, 59058), (1462, 55584), (1544, 52632), (1548, 52496), (1632, 49794), (1737, 46784), (2064, 39372), (2193, 37056), (2316, 35088), (2448, 33196), (2752, 29529), (2924, 27792), (3088, 26316), (3096, 26248), (3264, 24897), (3281, 24768), (3474, 23392), (4128, 19686), (4386, 18528), (4632, 17544), (4896, 16598), (5848, 13896), (6176, 13158), (6192, 13124), (6562, 12384), (6579, 12352), (6948, 11696), (8256, 9843), (8299, 9792), (8772, 9264)]