38871916690

素因数分解:

$2^1\times 5^1\times {\mathrm{154321}}^1\times {\mathrm{25189}}^1$

素因数の和:179517

約数の個数: 16

約数和(自身を含む): 69972681240

約数和(自身を除く): 31100764550

約数列:

[1, 2, 5, 10, 25189, 50378, 125945, 154321, 251890, 308642, 771605, 1543210, 3887191669, 7774383338, 19435958345, 38871916690]

約数ペア:

[(1, 38871916690), (2, 19435958345), (5, 7774383338), (10, 3887191669), (25189, 1543210), (50378, 771605), (125945, 308642), (154321, 251890)]