77264620

素因数分解:

$2^2\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{3541}}^1$

素因数の和:4641

約数の個数: 24

約数和(自身を含む): 162450288

約数和(自身を除く): 85185668

約数列:

[1, 2, 4, 5, 10, 20, 1091, 2182, 3541, 4364, 5455, 7082, 10910, 14164, 17705, 21820, 35410, 70820, 3863231, 7726462, 15452924, 19316155, 38632310, 77264620]

約数ペア:

[(1, 77264620), (2, 38632310), (4, 19316155), (5, 15452924), (10, 7726462), (20, 3863231), (1091, 70820), (2182, 35410), (3541, 21820), (4364, 17705), (5455, 14164), (7082, 10910)]