64425260

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{19289}}^1$

素因数の和:19465

約数の個数: 24

約数和(自身を含む): 136110240

約数和(自身を除く): 71684980

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 19289, 38578, 77156, 96445, 192890, 385780, 3221263, 6442526, 12885052, 16106315, 32212630, 64425260]

約数ペア:

[(1, 64425260), (2, 32212630), (4, 16106315), (5, 12885052), (10, 6442526), (20, 3221263), (167, 385780), (334, 192890), (668, 96445), (835, 77156), (1670, 38578), (3340, 19289)]