51081310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:425

約数の個数: 64

約数和(自身を含む): 111744000

約数和(自身を除く): 60662690

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 193, 199, 266, 386, 398, 665, 965, 995, 1330, 1351, 1393, 1930, 1990, 2702, 2786, 3667, 3781, 6755, 6965, 7334, 7562, 13510, 13930, 18335, 18905, 25669, 26467, 36670, 37810, 38407, 51338, 52934, 76814, 128345, 132335, 192035, 256690, 264670, 268849, 384070, 537698, 729733, 1344245, 1459466, 2688490, 3648665, 5108131, 7297330, 10216262, 25540655, 51081310]

約数ペア:

[(1, 51081310), (2, 25540655), (5, 10216262), (7, 7297330), (10, 5108131), (14, 3648665), (19, 2688490), (35, 1459466), (38, 1344245), (70, 729733), (95, 537698), (133, 384070), (190, 268849), (193, 264670), (199, 256690), (266, 192035), (386, 132335), (398, 128345), (665, 76814), (965, 52934), (995, 51338), (1330, 38407), (1351, 37810), (1393, 36670), (1930, 26467), (1990, 25669), (2702, 18905), (2786, 18335), (3667, 13930), (3781, 13510), (6755, 7562), (6965, 7334)]