137253560

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{11177}}^1$

素因数の和:11495

約数の個数: 32

約数和(自身を含む): 309854160

約数和(自身を除く): 172600600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 11177, 12280, 22354, 44708, 55885, 89416, 111770, 223540, 447080, 3431339, 6862678, 13725356, 17156695, 27450712, 34313390, 68626780, 137253560]

約数ペア:

[(1, 137253560), (2, 68626780), (4, 34313390), (5, 27450712), (8, 17156695), (10, 13725356), (20, 6862678), (40, 3431339), (307, 447080), (614, 223540), (1228, 111770), (1535, 89416), (2456, 55885), (3070, 44708), (6140, 22354), (11177, 12280)]