82779424

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 212357376

約数和(自身を除く): 129577952

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 62, 91, 98, 104, 112, 124, 131, 182, 196, 208, 217, 224, 248, 262, 364, 392, 403, 416, 434, 496, 524, 637, 728, 784, 806, 868, 917, 992, 1048, 1274, 1456, 1519, 1568, 1612, 1703, 1736, 1834, 2096, 2548, 2821, 2912, 3038, 3224, 3406, 3472, 3668, 4061, 4192, 5096, 5642, 6076, 6419, 6448, 6812, 6944, 7336, 8122, 10192, 11284, 11921, 12152, 12838, 12896, 13624, 14672, 16244, 19747, 20384, 22568, 23842, 24304, 25676, 27248, 28427, 29344, 32488, 39494, 45136, 47684, 48608, 51352, 52793, 54496, 56854, 64976, 78988, 83447, 90272, 95368, 102704, 105586, 113708, 129952, 157976, 166894, 190736, 198989, 205408, 211172, 227416, 315952, 333788, 369551, 381472, 397978, 422344, 454832, 631904, 667576, 739102, 795956, 844688, 909664, 1335152, 1478204, 1591912, 1689376, 2586857, 2670304, 2956408, 3183824, 5173714, 5912816, 6367648, 10347428, 11825632, 20694856, 41389712, 82779424]

約数ペア:

[(1, 82779424), (2, 41389712), (4, 20694856), (7, 11825632), (8, 10347428), (13, 6367648), (14, 5912816), (16, 5173714), (26, 3183824), (28, 2956408), (31, 2670304), (32, 2586857), (49, 1689376), (52, 1591912), (56, 1478204), (62, 1335152), (91, 909664), (98, 844688), (104, 795956), (112, 739102), (124, 667576), (131, 631904), (182, 454832), (196, 422344), (208, 397978), (217, 381472), (224, 369551), (248, 333788), (262, 315952), (364, 227416), (392, 211172), (403, 205408), (416, 198989), (434, 190736), (496, 166894), (524, 157976), (637, 129952), (728, 113708), (784, 105586), (806, 102704), (868, 95368), (917, 90272), (992, 83447), (1048, 78988), (1274, 64976), (1456, 56854), (1519, 54496), (1568, 52793), (1612, 51352), (1703, 48608), (1736, 47684), (1834, 45136), (2096, 39494), (2548, 32488), (2821, 29344), (2912, 28427), (3038, 27248), (3224, 25676), (3406, 24304), (3472, 23842), (3668, 22568), (4061, 20384), (4192, 19747), (5096, 16244), (5642, 14672), (6076, 13624), (6419, 12896), (6448, 12838), (6812, 12152), (6944, 11921), (7336, 11284), (8122, 10192)]