66393775

素因数分解:

$5^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{653}}^1$

素因数の和:760

約数の個数: 36

約数和(自身を含む): 97071912

約数和(自身を除く): 30678137

約数列:

[1, 5, 7, 25, 35, 49, 83, 175, 245, 415, 581, 653, 1225, 2075, 2905, 3265, 4067, 4571, 14525, 16325, 20335, 22855, 31997, 54199, 101675, 114275, 159985, 270995, 379393, 799925, 1354975, 1896965, 2655751, 9484825, 13278755, 66393775]

約数ペア:

[(1, 66393775), (5, 13278755), (7, 9484825), (25, 2655751), (35, 1896965), (49, 1354975), (83, 799925), (175, 379393), (245, 270995), (415, 159985), (581, 114275), (653, 101675), (1225, 54199), (2075, 31997), (2905, 22855), (3265, 20335), (4067, 16325), (4571, 14525)]