81355872

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:165

約数の個数: 192

約数和(自身を含む): 250629120

約数和(自身を除く): 169273248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 47, 48, 52, 57, 73, 76, 78, 94, 96, 104, 114, 141, 146, 152, 156, 188, 208, 219, 228, 247, 282, 292, 304, 312, 376, 416, 438, 456, 494, 564, 584, 608, 611, 624, 741, 752, 876, 893, 912, 949, 988, 1128, 1168, 1222, 1248, 1387, 1482, 1504, 1752, 1786, 1824, 1833, 1898, 1976, 2256, 2336, 2444, 2679, 2774, 2847, 2964, 3431, 3504, 3572, 3666, 3796, 3952, 4161, 4512, 4888, 5358, 5548, 5694, 5928, 6862, 7008, 7144, 7332, 7592, 7904, 8322, 9776, 10293, 10716, 11096, 11388, 11609, 11856, 13724, 14288, 14664, 15184, 16644, 18031, 19552, 20586, 21432, 22192, 22776, 23218, 23712, 27448, 28576, 29328, 30368, 33288, 34827, 36062, 41172, 42864, 44384, 44603, 45552, 46436, 54093, 54896, 58656, 65189, 66576, 69654, 72124, 82344, 85728, 89206, 91104, 92872, 108186, 109792, 130378, 133152, 133809, 139308, 144248, 164688, 178412, 185744, 195567, 216372, 260756, 267618, 278616, 288496, 329376, 356824, 371488, 391134, 432744, 521512, 535236, 557232, 576992, 713648, 782268, 847457, 865488, 1043024, 1070472, 1114464, 1427296, 1564536, 1694914, 1730976, 2086048, 2140944, 2542371, 3129072, 3389828, 4281888, 5084742, 6258144, 6779656, 10169484, 13559312, 20338968, 27118624, 40677936, 81355872]

約数ペア:

[(1, 81355872), (2, 40677936), (3, 27118624), (4, 20338968), (6, 13559312), (8, 10169484), (12, 6779656), (13, 6258144), (16, 5084742), (19, 4281888), (24, 3389828), (26, 3129072), (32, 2542371), (38, 2140944), (39, 2086048), (47, 1730976), (48, 1694914), (52, 1564536), (57, 1427296), (73, 1114464), (76, 1070472), (78, 1043024), (94, 865488), (96, 847457), (104, 782268), (114, 713648), (141, 576992), (146, 557232), (152, 535236), (156, 521512), (188, 432744), (208, 391134), (219, 371488), (228, 356824), (247, 329376), (282, 288496), (292, 278616), (304, 267618), (312, 260756), (376, 216372), (416, 195567), (438, 185744), (456, 178412), (494, 164688), (564, 144248), (584, 139308), (608, 133809), (611, 133152), (624, 130378), (741, 109792), (752, 108186), (876, 92872), (893, 91104), (912, 89206), (949, 85728), (988, 82344), (1128, 72124), (1168, 69654), (1222, 66576), (1248, 65189), (1387, 58656), (1482, 54896), (1504, 54093), (1752, 46436), (1786, 45552), (1824, 44603), (1833, 44384), (1898, 42864), (1976, 41172), (2256, 36062), (2336, 34827), (2444, 33288), (2679, 30368), (2774, 29328), (2847, 28576), (2964, 27448), (3431, 23712), (3504, 23218), (3572, 22776), (3666, 22192), (3796, 21432), (3952, 20586), (4161, 19552), (4512, 18031), (4888, 16644), (5358, 15184), (5548, 14664), (5694, 14288), (5928, 13724), (6862, 11856), (7008, 11609), (7144, 11388), (7332, 11096), (7592, 10716), (7904, 10293), (8322, 9776)]