2561024

素因数分解:

$2^{10}\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:122

約数の個数: 44

約数和(自身を含む): 5330388

約数和(自身を除く): 2769364

約数列:

[1, 2, 4, 8, 16, 32, 41, 61, 64, 82, 122, 128, 164, 244, 256, 328, 488, 512, 656, 976, 1024, 1312, 1952, 2501, 2624, 3904, 5002, 5248, 7808, 10004, 10496, 15616, 20008, 20992, 31232, 40016, 41984, 62464, 80032, 160064, 320128, 640256, 1280512, 2561024]

約数ペア:

[(1, 2561024), (2, 1280512), (4, 640256), (8, 320128), (16, 160064), (32, 80032), (41, 62464), (61, 41984), (64, 40016), (82, 31232), (122, 20992), (128, 20008), (164, 15616), (244, 10496), (256, 10004), (328, 7808), (488, 5248), (512, 5002), (656, 3904), (976, 2624), (1024, 2501), (1312, 1952)]