80821498

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{1229}}^1$

素因数の和:1613

約数の個数: 16

約数和(自身を含む): 122744160

約数和(自身を除く): 41922662

約数列:

[1, 2, 131, 251, 262, 502, 1229, 2458, 32881, 65762, 160999, 308479, 321998, 616958, 40410749, 80821498]

約数ペア:

[(1, 80821498), (2, 40410749), (131, 616958), (251, 321998), (262, 308479), (502, 160999), (1229, 65762), (2458, 32881)]