25165568

素因数分解:

$2^8\times {\mathrm{197}}^1\times {\mathrm{499}}^1$

素因数の和:712

約数の個数: 36

約数和(自身を含む): 50589000

約数和(自身を除く): 25423432

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 256, 394, 499, 788, 998, 1576, 1996, 3152, 3992, 6304, 7984, 12608, 15968, 25216, 31936, 50432, 63872, 98303, 127744, 196606, 393212, 786424, 1572848, 3145696, 6291392, 12582784, 25165568]

約数ペア:

[(1, 25165568), (2, 12582784), (4, 6291392), (8, 3145696), (16, 1572848), (32, 786424), (64, 393212), (128, 196606), (197, 127744), (256, 98303), (394, 63872), (499, 50432), (788, 31936), (998, 25216), (1576, 15968), (1996, 12608), (3152, 7984), (3992, 6304)]