64980526

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{80621}}^1$

素因数の和:80667

約数の個数: 16

約数和(自身を含む): 108355968

約数和(自身を除く): 43375442

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 80621, 161242, 1048073, 2096146, 2499251, 4998502, 32490263, 64980526]

約数ペア:

[(1, 64980526), (2, 32490263), (13, 4998502), (26, 2499251), (31, 2096146), (62, 1048073), (403, 161242), (806, 80621)]