201564496

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 458942848

約数和(自身を除く): 257378352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 163, 181, 244, 326, 362, 427, 488, 652, 724, 854, 976, 1141, 1267, 1304, 1448, 1708, 2282, 2534, 2608, 2896, 3416, 4564, 5068, 6832, 9128, 9943, 10136, 11041, 18256, 19886, 20272, 22082, 29503, 39772, 44164, 59006, 69601, 77287, 79544, 88328, 118012, 139202, 154574, 159088, 176656, 206521, 236024, 278404, 309148, 413042, 472048, 556808, 618296, 826084, 1113616, 1236592, 1652168, 1799683, 3304336, 3599366, 7198732, 12597781, 14397464, 25195562, 28794928, 50391124, 100782248, 201564496]

約数ペア:

[(1, 201564496), (2, 100782248), (4, 50391124), (7, 28794928), (8, 25195562), (14, 14397464), (16, 12597781), (28, 7198732), (56, 3599366), (61, 3304336), (112, 1799683), (122, 1652168), (163, 1236592), (181, 1113616), (244, 826084), (326, 618296), (362, 556808), (427, 472048), (488, 413042), (652, 309148), (724, 278404), (854, 236024), (976, 206521), (1141, 176656), (1267, 159088), (1304, 154574), (1448, 139202), (1708, 118012), (2282, 88328), (2534, 79544), (2608, 77287), (2896, 69601), (3416, 59006), (4564, 44164), (5068, 39772), (6832, 29503), (9128, 22082), (9943, 20272), (10136, 19886), (11041, 18256)]