63812240

素因数分解:

$2^4\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4049}}^1$

素因数の和:4259

約数の個数: 40

約数和(自身を含む): 149153400

約数和(自身を除く): 85341160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 197, 394, 788, 985, 1576, 1970, 3152, 3940, 4049, 7880, 8098, 15760, 16196, 20245, 32392, 40490, 64784, 80980, 161960, 323920, 797653, 1595306, 3190612, 3988265, 6381224, 7976530, 12762448, 15953060, 31906120, 63812240]

約数ペア:

[(1, 63812240), (2, 31906120), (4, 15953060), (5, 12762448), (8, 7976530), (10, 6381224), (16, 3988265), (20, 3190612), (40, 1595306), (80, 797653), (197, 323920), (394, 161960), (788, 80980), (985, 64784), (1576, 40490), (1970, 32392), (3152, 20245), (3940, 16196), (4049, 15760), (7880, 8098)]