254639476

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 108

約数和(自身を含む): 581603148

約数和(自身を除く): 326963672

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 49, 52, 73, 74, 91, 98, 146, 148, 182, 196, 259, 292, 364, 481, 511, 518, 637, 949, 962, 1022, 1036, 1274, 1369, 1813, 1898, 1924, 2044, 2548, 2701, 2738, 3367, 3577, 3626, 3796, 5402, 5476, 6643, 6734, 7154, 7252, 9583, 10804, 13286, 13468, 14308, 17797, 18907, 19166, 23569, 26572, 35113, 35594, 37814, 38332, 46501, 47138, 67081, 70226, 71188, 75628, 93002, 94276, 99937, 124579, 132349, 134162, 140452, 186004, 199874, 245791, 249158, 264698, 268324, 399748, 491582, 498316, 529396, 699559, 872053, 983164, 1299181, 1399118, 1720537, 1744106, 2598362, 2798236, 3441074, 3488212, 4896913, 5196724, 6882148, 9094267, 9793826, 18188534, 19587652, 36377068, 63659869, 127319738, 254639476]

約数ペア:

[(1, 254639476), (2, 127319738), (4, 63659869), (7, 36377068), (13, 19587652), (14, 18188534), (26, 9793826), (28, 9094267), (37, 6882148), (49, 5196724), (52, 4896913), (73, 3488212), (74, 3441074), (91, 2798236), (98, 2598362), (146, 1744106), (148, 1720537), (182, 1399118), (196, 1299181), (259, 983164), (292, 872053), (364, 699559), (481, 529396), (511, 498316), (518, 491582), (637, 399748), (949, 268324), (962, 264698), (1022, 249158), (1036, 245791), (1274, 199874), (1369, 186004), (1813, 140452), (1898, 134162), (1924, 132349), (2044, 124579), (2548, 99937), (2701, 94276), (2738, 93002), (3367, 75628), (3577, 71188), (3626, 70226), (3796, 67081), (5402, 47138), (5476, 46501), (6643, 38332), (6734, 37814), (7154, 35594), (7252, 35113), (9583, 26572), (10804, 23569), (13286, 19166), (13468, 18907), (14308, 17797)]