199993696

素因数分解:

$2^5\times 7^4\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 120

約数和(自身を含む): 487037880

約数和(自身を除く): 287044184

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 112, 133, 137, 152, 196, 224, 266, 274, 304, 343, 392, 532, 548, 608, 686, 784, 931, 959, 1064, 1096, 1372, 1568, 1862, 1918, 2128, 2192, 2401, 2603, 2744, 3724, 3836, 4256, 4384, 4802, 5206, 5488, 6517, 6713, 7448, 7672, 9604, 10412, 10976, 13034, 13426, 14896, 15344, 18221, 19208, 20824, 26068, 26852, 29792, 30688, 36442, 38416, 41648, 45619, 46991, 52136, 53704, 72884, 76832, 83296, 91238, 93982, 104272, 107408, 127547, 145768, 182476, 187964, 208544, 214816, 255094, 291536, 328937, 364952, 375928, 510188, 583072, 657874, 729904, 751856, 892829, 1020376, 1315748, 1459808, 1503712, 1785658, 2040752, 2631496, 3571316, 4081504, 5262992, 6249803, 7142632, 10525984, 12499606, 14285264, 24999212, 28570528, 49998424, 99996848, 199993696]

約数ペア:

[(1, 199993696), (2, 99996848), (4, 49998424), (7, 28570528), (8, 24999212), (14, 14285264), (16, 12499606), (19, 10525984), (28, 7142632), (32, 6249803), (38, 5262992), (49, 4081504), (56, 3571316), (76, 2631496), (98, 2040752), (112, 1785658), (133, 1503712), (137, 1459808), (152, 1315748), (196, 1020376), (224, 892829), (266, 751856), (274, 729904), (304, 657874), (343, 583072), (392, 510188), (532, 375928), (548, 364952), (608, 328937), (686, 291536), (784, 255094), (931, 214816), (959, 208544), (1064, 187964), (1096, 182476), (1372, 145768), (1568, 127547), (1862, 107408), (1918, 104272), (2128, 93982), (2192, 91238), (2401, 83296), (2603, 76832), (2744, 72884), (3724, 53704), (3836, 52136), (4256, 46991), (4384, 45619), (4802, 41648), (5206, 38416), (5488, 36442), (6517, 30688), (6713, 29792), (7448, 26852), (7672, 26068), (9604, 20824), (10412, 19208), (10976, 18221), (13034, 15344), (13426, 14896)]