661046650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{4339}}^1$

素因数の和:4639

約数の個数: 48

約数和(自身を含む): 1346476320

約数和(自身を除く): 685429670

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 277, 550, 554, 1385, 2770, 3047, 4339, 6094, 6925, 8678, 13850, 15235, 21695, 30470, 43390, 47729, 76175, 95458, 108475, 152350, 216950, 238645, 477290, 1193225, 1201903, 2386450, 2403806, 6009515, 12019030, 13220933, 26441866, 30047575, 60095150, 66104665, 132209330, 330523325, 661046650]

約数ペア:

[(1, 661046650), (2, 330523325), (5, 132209330), (10, 66104665), (11, 60095150), (22, 30047575), (25, 26441866), (50, 13220933), (55, 12019030), (110, 6009515), (275, 2403806), (277, 2386450), (550, 1201903), (554, 1193225), (1385, 477290), (2770, 238645), (3047, 216950), (4339, 152350), (6094, 108475), (6925, 95458), (8678, 76175), (13850, 47729), (15235, 43390), (21695, 30470)]