531361840

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{33377}}^1$

素因数の和:33589

約数の個数: 40

約数和(自身を含む): 1241661600

約数和(自身を除く): 710299760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 7960, 15920, 33377, 66754, 133508, 166885, 267016, 333770, 534032, 667540, 1335080, 2670160, 6642023, 13284046, 26568092, 33210115, 53136184, 66420230, 106272368, 132840460, 265680920, 531361840]

約数ペア:

[(1, 531361840), (2, 265680920), (4, 132840460), (5, 106272368), (8, 66420230), (10, 53136184), (16, 33210115), (20, 26568092), (40, 13284046), (80, 6642023), (199, 2670160), (398, 1335080), (796, 667540), (995, 534032), (1592, 333770), (1990, 267016), (3184, 166885), (3980, 133508), (7960, 66754), (15920, 33377)]