205786275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1567}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 363976704

約数和(自身を除く): 158190429

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 103, 255, 309, 425, 515, 1275, 1545, 1567, 1751, 2575, 4701, 5253, 7725, 7835, 8755, 23505, 26265, 26639, 39175, 43775, 79917, 117525, 131325, 133195, 161401, 399585, 484203, 665975, 807005, 1997925, 2421015, 2743817, 4035025, 8231451, 12105075, 13719085, 41157255, 68595425, 205786275]

約数ペア:

[(1, 205786275), (3, 68595425), (5, 41157255), (15, 13719085), (17, 12105075), (25, 8231451), (51, 4035025), (75, 2743817), (85, 2421015), (103, 1997925), (255, 807005), (309, 665975), (425, 484203), (515, 399585), (1275, 161401), (1545, 133195), (1567, 131325), (1751, 117525), (2575, 79917), (4701, 43775), (5253, 39175), (7725, 26639), (7835, 26265), (8755, 23505)]