81793936

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^2\times {\mathrm{19}}^2$

素因数の和:94

約数の個数: 135

約数和(自身を含む): 206680689

約数和(自身を除く): 124886753

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 34, 38, 49, 56, 68, 76, 98, 112, 119, 133, 136, 152, 196, 238, 266, 272, 289, 304, 323, 361, 392, 476, 532, 578, 646, 722, 784, 833, 931, 952, 1064, 1156, 1292, 1444, 1666, 1862, 1904, 2023, 2128, 2261, 2312, 2527, 2584, 2888, 3332, 3724, 4046, 4522, 4624, 5054, 5168, 5491, 5776, 6137, 6664, 7448, 8092, 9044, 10108, 10982, 12274, 13328, 14161, 14896, 15827, 16184, 17689, 18088, 20216, 21964, 24548, 28322, 31654, 32368, 35378, 36176, 38437, 40432, 42959, 43928, 49096, 56644, 63308, 70756, 76874, 85918, 87856, 98192, 104329, 113288, 126616, 141512, 153748, 171836, 208658, 226576, 253232, 269059, 283024, 300713, 307496, 343672, 417316, 538118, 601426, 614992, 687344, 730303, 834632, 1076236, 1202852, 1460606, 1669264, 2152472, 2405704, 2921212, 4304944, 4811408, 5112121, 5842424, 10224242, 11684848, 20448484, 40896968, 81793936]

約数ペア:

[(1, 81793936), (2, 40896968), (4, 20448484), (7, 11684848), (8, 10224242), (14, 5842424), (16, 5112121), (17, 4811408), (19, 4304944), (28, 2921212), (34, 2405704), (38, 2152472), (49, 1669264), (56, 1460606), (68, 1202852), (76, 1076236), (98, 834632), (112, 730303), (119, 687344), (133, 614992), (136, 601426), (152, 538118), (196, 417316), (238, 343672), (266, 307496), (272, 300713), (289, 283024), (304, 269059), (323, 253232), (361, 226576), (392, 208658), (476, 171836), (532, 153748), (578, 141512), (646, 126616), (722, 113288), (784, 104329), (833, 98192), (931, 87856), (952, 85918), (1064, 76874), (1156, 70756), (1292, 63308), (1444, 56644), (1666, 49096), (1862, 43928), (1904, 42959), (2023, 40432), (2128, 38437), (2261, 36176), (2312, 35378), (2527, 32368), (2584, 31654), (2888, 28322), (3332, 24548), (3724, 21964), (4046, 20216), (4522, 18088), (4624, 17689), (5054, 16184), (5168, 15827), (5491, 14896), (5776, 14161), (6137, 13328), (6664, 12274), (7448, 10982), (8092, 10108)]