65287730

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{673}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 120106800

約数和(自身を除く): 54819070

約数列:

[1, 2, 5, 10, 89, 109, 178, 218, 445, 545, 673, 890, 1090, 1346, 3365, 6730, 9701, 19402, 48505, 59897, 73357, 97010, 119794, 146714, 299485, 366785, 598970, 733570, 6528773, 13057546, 32643865, 65287730]

約数ペア:

[(1, 65287730), (2, 32643865), (5, 13057546), (10, 6528773), (89, 733570), (109, 598970), (178, 366785), (218, 299485), (445, 146714), (545, 119794), (673, 97010), (890, 73357), (1090, 59897), (1346, 48505), (3365, 19402), (6730, 9701)]