65505728

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1$

素因数の和:421

約数の個数: 56

約数和(自身を含む): 135721344

約数和(自身を除く): 70215616

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 137, 241, 248, 274, 482, 496, 548, 964, 992, 1096, 1928, 1984, 2192, 3856, 4247, 4384, 7471, 7712, 8494, 8768, 14942, 15424, 16988, 29884, 33017, 33976, 59768, 66034, 67952, 119536, 132068, 135904, 239072, 264136, 271808, 478144, 528272, 1023527, 1056544, 2047054, 2113088, 4094108, 8188216, 16376432, 32752864, 65505728]

約数ペア:

[(1, 65505728), (2, 32752864), (4, 16376432), (8, 8188216), (16, 4094108), (31, 2113088), (32, 2047054), (62, 1056544), (64, 1023527), (124, 528272), (137, 478144), (241, 271808), (248, 264136), (274, 239072), (482, 135904), (496, 132068), (548, 119536), (964, 67952), (992, 66034), (1096, 59768), (1928, 33976), (1984, 33017), (2192, 29884), (3856, 16988), (4247, 15424), (4384, 14942), (7471, 8768), (7712, 8494)]