28508719265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{733}}^1$

素因数の和:1266

約数の個数: 64

約数和(自身を含む): 39065241600

約数和(自身を除く): 10556522335

約数列:

[1, 5, 13, 29, 47, 65, 145, 235, 377, 439, 611, 733, 1363, 1885, 2195, 3055, 3665, 5707, 6815, 9529, 12731, 17719, 20633, 21257, 28535, 34451, 47645, 63655, 88595, 103165, 106285, 165503, 172255, 268229, 276341, 321787, 447863, 598357, 827515, 999079, 1341145, 1381705, 1608935, 2239315, 2991785, 4183231, 4995395, 7778641, 9331823, 12988027, 15123989, 20916155, 38893205, 46659115, 64940135, 75619945, 121313699, 196611857, 438595681, 606568495, 983059285, 2192978405, 5701743853, 28508719265]

約数ペア:

[(1, 28508719265), (5, 5701743853), (13, 2192978405), (29, 983059285), (47, 606568495), (65, 438595681), (145, 196611857), (235, 121313699), (377, 75619945), (439, 64940135), (611, 46659115), (733, 38893205), (1363, 20916155), (1885, 15123989), (2195, 12988027), (3055, 9331823), (3665, 7778641), (5707, 4995395), (6815, 4183231), (9529, 2991785), (12731, 2239315), (17719, 1608935), (20633, 1381705), (21257, 1341145), (28535, 999079), (34451, 827515), (47645, 598357), (63655, 447863), (88595, 321787), (103165, 276341), (106285, 268229), (165503, 172255)]