81644804

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{3739}}^1$

素因数の和:3899

約数の個数: 24

約数和(自身を含む): 147026880

約数和(自身を除く): 65382076

約数列:

[1, 2, 4, 53, 103, 106, 206, 212, 412, 3739, 5459, 7478, 10918, 14956, 21836, 198167, 385117, 396334, 770234, 792668, 1540468, 20411201, 40822402, 81644804]

約数ペア:

[(1, 81644804), (2, 40822402), (4, 20411201), (53, 1540468), (103, 792668), (106, 770234), (206, 396334), (212, 385117), (412, 198167), (3739, 21836), (5459, 14956), (7478, 10918)]