69649425

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 134053920

約数和(自身を除く): 64404495

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 131, 139, 153, 225, 255, 393, 417, 425, 655, 695, 765, 1179, 1251, 1275, 1965, 2085, 2227, 2363, 3275, 3475, 3825, 5895, 6255, 6681, 7089, 9825, 10425, 11135, 11815, 18209, 20043, 21267, 29475, 31275, 33405, 35445, 54627, 55675, 59075, 91045, 100215, 106335, 163881, 167025, 177225, 273135, 309553, 455225, 501075, 531675, 819405, 928659, 1365675, 1547765, 2785977, 4097025, 4643295, 7738825, 13929885, 23216475, 69649425]

約数ペア:

[(1, 69649425), (3, 23216475), (5, 13929885), (9, 7738825), (15, 4643295), (17, 4097025), (25, 2785977), (45, 1547765), (51, 1365675), (75, 928659), (85, 819405), (131, 531675), (139, 501075), (153, 455225), (225, 309553), (255, 273135), (393, 177225), (417, 167025), (425, 163881), (655, 106335), (695, 100215), (765, 91045), (1179, 59075), (1251, 55675), (1275, 54627), (1965, 35445), (2085, 33405), (2227, 31275), (2363, 29475), (3275, 21267), (3475, 20043), (3825, 18209), (5895, 11815), (6255, 11135), (6681, 10425), (7089, 9825)]