65981392

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{971}}^1$

素因数の和:1147

約数の個数: 40

約数和(自身を含む): 133062912

約数和(自身を除く): 67081520

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 137, 248, 274, 496, 548, 971, 1096, 1942, 2192, 3884, 4247, 7768, 8494, 15536, 16988, 30101, 33976, 60202, 67952, 120404, 133027, 240808, 266054, 481616, 532108, 1064216, 2128432, 4123837, 8247674, 16495348, 32990696, 65981392]

約数ペア:

[(1, 65981392), (2, 32990696), (4, 16495348), (8, 8247674), (16, 4123837), (31, 2128432), (62, 1064216), (124, 532108), (137, 481616), (248, 266054), (274, 240808), (496, 133027), (548, 120404), (971, 67952), (1096, 60202), (1942, 33976), (2192, 30101), (3884, 16988), (4247, 15536), (7768, 8494)]