25777984

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:120

約数の個数: 112

約数和(自身を含む): 60350400

約数和(自身を除く): 34572416

約数列:

[1, 2, 4, 8, 16, 17, 19, 29, 32, 34, 38, 43, 58, 64, 68, 76, 86, 116, 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, 2204, 2494, 2584, 2752, 2924, 3268, 3944, 4408, 4988, 5168, 5848, 6536, 7888, 8816, 9367, 9976, 10336, 11696, 13072, 13889, 15776, 17632, 18734, 19952, 20672, 21199, 23392, 23693, 26144, 27778, 31552, 35264, 37468, 39904, 42398, 46784, 47386, 52288, 55556, 74936, 79808, 84796, 94772, 111112, 149872, 169592, 189544, 222224, 299744, 339184, 379088, 402781, 444448, 599488, 678368, 758176, 805562, 888896, 1356736, 1516352, 1611124, 3222248, 6444496, 12888992, 25777984]

約数ペア:

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