7666486700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{45337}}^1$

素因数の和:45459

約数の個数: 72

約数和(自身を含む): 17709022800

約数和(自身を除く): 10042536100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 89, 95, 100, 178, 190, 356, 380, 445, 475, 890, 950, 1691, 1780, 1900, 2225, 3382, 4450, 6764, 8455, 8900, 16910, 33820, 42275, 45337, 84550, 90674, 169100, 181348, 226685, 453370, 861403, 906740, 1133425, 1722806, 2266850, 3445612, 4034993, 4307015, 4533700, 8069986, 8614030, 16139972, 17228060, 20174965, 21535075, 40349930, 43070150, 76664867, 80699860, 86140300, 100874825, 153329734, 201749650, 306659468, 383324335, 403499300, 766648670, 1533297340, 1916621675, 3833243350, 7666486700]

約数ペア:

[(1, 7666486700), (2, 3833243350), (4, 1916621675), (5, 1533297340), (10, 766648670), (19, 403499300), (20, 383324335), (25, 306659468), (38, 201749650), (50, 153329734), (76, 100874825), (89, 86140300), (95, 80699860), (100, 76664867), (178, 43070150), (190, 40349930), (356, 21535075), (380, 20174965), (445, 17228060), (475, 16139972), (890, 8614030), (950, 8069986), (1691, 4533700), (1780, 4307015), (1900, 4034993), (2225, 3445612), (3382, 2266850), (4450, 1722806), (6764, 1133425), (8455, 906740), (8900, 861403), (16910, 453370), (33820, 226685), (42275, 181348), (45337, 169100), (84550, 90674)]