738693775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{487}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 1006435584

約数和(自身を除く): 267741809

約数列:

[1, 5, 17, 25, 43, 83, 85, 215, 415, 425, 487, 731, 1075, 1411, 2075, 2435, 3569, 3655, 7055, 8279, 12175, 17845, 18275, 20941, 35275, 40421, 41395, 60673, 89225, 104705, 202105, 206975, 303365, 355997, 523525, 687157, 1010525, 1516825, 1738103, 1779985, 3435785, 8690515, 8899925, 17178925, 29547751, 43452575, 147738755, 738693775]

約数ペア:

[(1, 738693775), (5, 147738755), (17, 43452575), (25, 29547751), (43, 17178925), (83, 8899925), (85, 8690515), (215, 3435785), (415, 1779985), (425, 1738103), (487, 1516825), (731, 1010525), (1075, 687157), (1411, 523525), (2075, 355997), (2435, 303365), (3569, 206975), (3655, 202105), (7055, 104705), (8279, 89225), (12175, 60673), (17845, 41395), (18275, 40421), (20941, 35275)]