65539520

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1879}}^1$

素因数の和:2005

約数の個数: 56

約数和(自身を含む): 157581600

約数和(自身を除く): 92042080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1744, 1879, 2180, 3488, 3758, 4360, 6976, 7516, 8720, 9395, 15032, 17440, 18790, 30064, 34880, 37580, 60128, 75160, 120256, 150320, 204811, 300640, 409622, 601280, 819244, 1024055, 1638488, 2048110, 3276976, 4096220, 6553952, 8192440, 13107904, 16384880, 32769760, 65539520]

約数ペア:

[(1, 65539520), (2, 32769760), (4, 16384880), (5, 13107904), (8, 8192440), (10, 6553952), (16, 4096220), (20, 3276976), (32, 2048110), (40, 1638488), (64, 1024055), (80, 819244), (109, 601280), (160, 409622), (218, 300640), (320, 204811), (436, 150320), (545, 120256), (872, 75160), (1090, 60128), (1744, 37580), (1879, 34880), (2180, 30064), (3488, 18790), (3758, 17440), (4360, 15032), (6976, 9395), (7516, 8720)]