51555968

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 121176000

約数和(自身を除く): 69620032

約数列:

[1, 2, 4, 8, 16, 17, 19, 29, 32, 34, 38, 43, 58, 64, 68, 76, 86, 116, 128, 136, 152, 172, 232, 272, 304, 323, 344, 464, 493, 544, 551, 608, 646, 688, 731, 817, 928, 986, 1088, 1102, 1216, 1247, 1292, 1376, 1462, 1634, 1856, 1972, 2176, 2204, 2432, 2494, 2584, 2752, 2924, 3268, 3712, 3944, 4408, 4988, 5168, 5504, 5848, 6536, 7888, 8816, 9367, 9976, 10336, 11696, 13072, 13889, 15776, 17632, 18734, 19952, 20672, 21199, 23392, 23693, 26144, 27778, 31552, 35264, 37468, 39904, 41344, 42398, 46784, 47386, 52288, 55556, 63104, 70528, 74936, 79808, 84796, 93568, 94772, 104576, 111112, 149872, 159616, 169592, 189544, 222224, 299744, 339184, 379088, 402781, 444448, 599488, 678368, 758176, 805562, 888896, 1198976, 1356736, 1516352, 1611124, 1777792, 2713472, 3032704, 3222248, 6444496, 12888992, 25777984, 51555968]

約数ペア:

[(1, 51555968), (2, 25777984), (4, 12888992), (8, 6444496), (16, 3222248), (17, 3032704), (19, 2713472), (29, 1777792), (32, 1611124), (34, 1516352), (38, 1356736), (43, 1198976), (58, 888896), (64, 805562), (68, 758176), (76, 678368), (86, 599488), (116, 444448), (128, 402781), (136, 379088), (152, 339184), (172, 299744), (232, 222224), (272, 189544), (304, 169592), (323, 159616), (344, 149872), (464, 111112), (493, 104576), (544, 94772), (551, 93568), (608, 84796), (646, 79808), (688, 74936), (731, 70528), (817, 63104), (928, 55556), (986, 52288), (1088, 47386), (1102, 46784), (1216, 42398), (1247, 41344), (1292, 39904), (1376, 37468), (1462, 35264), (1634, 31552), (1856, 27778), (1972, 26144), (2176, 23693), (2204, 23392), (2432, 21199), (2494, 20672), (2584, 19952), (2752, 18734), (2924, 17632), (3268, 15776), (3712, 13889), (3944, 13072), (4408, 11696), (4988, 10336), (5168, 9976), (5504, 9367), (5848, 8816), (6536, 7888)]