64780048

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{66373}}^1$

素因数の和:66442

約数の個数: 20

約数和(自身を含む): 127570828

約数和(自身を除く): 62790780

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 66373, 132746, 265492, 530984, 1061968, 4048753, 8097506, 16195012, 32390024, 64780048]

約数ペア:

[(1, 64780048), (2, 32390024), (4, 16195012), (8, 8097506), (16, 4048753), (61, 1061968), (122, 530984), (244, 265492), (488, 132746), (976, 66373)]