85554760

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{6967}}^1$

素因数の和:7285

約数の個数: 32

約数和(自身を含む): 193152960

約数和(自身を除く): 107598200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 6967, 12280, 13934, 27868, 34835, 55736, 69670, 139340, 278680, 2138869, 4277738, 8555476, 10694345, 17110952, 21388690, 42777380, 85554760]

約数ペア:

[(1, 85554760), (2, 42777380), (4, 21388690), (5, 17110952), (8, 10694345), (10, 8555476), (20, 4277738), (40, 2138869), (307, 278680), (614, 139340), (1228, 69670), (1535, 55736), (2456, 34835), (3070, 27868), (6140, 13934), (6967, 12280)]