73278740

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{9137}}^1$

素因数の和:9547

約数の個数: 24

約数和(自身を含む): 154285992

約数和(自身を除く): 81007252

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 8020, 9137, 18274, 36548, 45685, 91370, 182740, 3663937, 7327874, 14655748, 18319685, 36639370, 73278740]

約数ペア:

[(1, 73278740), (2, 36639370), (4, 18319685), (5, 14655748), (10, 7327874), (20, 3663937), (401, 182740), (802, 91370), (1604, 45685), (2005, 36548), (4010, 18274), (8020, 9137)]