77738025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3209}}^1$

素因数の和:3258

約数の個数: 48

約数和(自身を含む): 143294400

約数和(自身を除く): 65556375

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 3209, 4845, 8075, 9627, 16045, 24225, 48135, 54553, 60971, 80225, 163659, 182913, 240675, 272765, 304855, 818295, 914565, 1036507, 1363825, 1524275, 3109521, 4091475, 4572825, 5182535, 15547605, 25912675, 77738025]

約数ペア:

[(1, 77738025), (3, 25912675), (5, 15547605), (15, 5182535), (17, 4572825), (19, 4091475), (25, 3109521), (51, 1524275), (57, 1363825), (75, 1036507), (85, 914565), (95, 818295), (255, 304855), (285, 272765), (323, 240675), (425, 182913), (475, 163659), (969, 80225), (1275, 60971), (1425, 54553), (1615, 48135), (3209, 24225), (4845, 16045), (8075, 9627)]