8049889505

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{390487}}^1$

素因数の和:390549

約数の個数: 32

約数和(自身を含む): 11995791360

約数和(自身を除く): 3945901855

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 2945, 4123, 20615, 390487, 1952435, 2733409, 7419253, 12105097, 13667045, 37096265, 51934771, 60525485, 84735679, 229996843, 259673855, 423678395, 1149984215, 1609977901, 8049889505]

約数ペア:

[(1, 8049889505), (5, 1609977901), (7, 1149984215), (19, 423678395), (31, 259673855), (35, 229996843), (95, 84735679), (133, 60525485), (155, 51934771), (217, 37096265), (589, 13667045), (665, 12105097), (1085, 7419253), (2945, 2733409), (4123, 1952435), (20615, 390487)]