128945.0000000

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1$

素因数の和:949

約数の個数: 48

約数和(自身を含む): 8213760

約数和(自身を除く): 4675610

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 919, 1838, 1925, 3850, 4595, 6433, 9190, 10109, 12866, 20218, 22975, 32165, 45950, 50545, 64330, 70763, 101090, 141526, 160825, 252725, 321650, 353815, 505450, 707630, 1769075, 3538150]

約数ペア:

[(1, 3538150), (2, 1769075), (5, 707630), (7, 505450), (10, 353815), (11, 321650), (14, 252725), (22, 160825), (25, 141526), (35, 101090), (50, 70763), (55, 64330), (70, 50545), (77, 45950), (110, 32165), (154, 22975), (175, 20218), (275, 12866), (350, 10109), (385, 9190), (550, 6433), (770, 4595), (919, 3850), (1838, 1925)]