51890485

素因数分解:

$5^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1\times {\mathrm{251}}^1$

素因数の和:668

約数の個数: 16

約数和(自身を含む): 63141120

約数和(自身を除く): 11250635

約数列:

[1, 5, 173, 239, 251, 865, 1195, 1255, 41347, 43423, 59989, 206735, 217115, 299945, 10378097, 51890485]

約数ペア:

[(1, 51890485), (5, 10378097), (173, 299945), (239, 217115), (251, 206735), (865, 59989), (1195, 43423), (1255, 41347)]