197940608

素因数分解:

$2^7\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 406380240

約数和(自身を除く): 208439632

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 101, 122, 128, 202, 244, 251, 404, 488, 502, 808, 976, 1004, 1616, 1952, 2008, 3232, 3904, 4016, 6161, 6464, 7808, 8032, 12322, 12928, 15311, 16064, 24644, 25351, 30622, 32128, 49288, 50702, 61244, 98576, 101404, 122488, 197152, 202808, 244976, 394304, 405616, 489952, 788608, 811232, 979904, 1546411, 1622464, 1959808, 3092822, 3244928, 6185644, 12371288, 24742576, 49485152, 98970304, 197940608]

約数ペア:

[(1, 197940608), (2, 98970304), (4, 49485152), (8, 24742576), (16, 12371288), (32, 6185644), (61, 3244928), (64, 3092822), (101, 1959808), (122, 1622464), (128, 1546411), (202, 979904), (244, 811232), (251, 788608), (404, 489952), (488, 405616), (502, 394304), (808, 244976), (976, 202808), (1004, 197152), (1616, 122488), (1952, 101404), (2008, 98576), (3232, 61244), (3904, 50702), (4016, 49288), (6161, 32128), (6464, 30622), (7808, 25351), (8032, 24644), (12322, 16064), (12928, 15311)]