8565544100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{4057}}^1$

素因数の和:4605

約数の個数: 72

約数和(自身を含む): 19062925728

約数和(自身を除く): 10497381628

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 491, 860, 982, 1075, 1964, 2150, 2455, 4057, 4300, 4910, 8114, 9820, 12275, 16228, 20285, 21113, 24550, 40570, 42226, 49100, 81140, 84452, 101425, 105565, 174451, 202850, 211130, 348902, 405700, 422260, 527825, 697804, 872255, 1055650, 1744510, 1991987, 2111300, 3489020, 3983974, 4361275, 7967948, 8722550, 9959935, 17445100, 19919870, 39839740, 49799675, 85655441, 99599350, 171310882, 199198700, 342621764, 428277205, 856554410, 1713108820, 2141386025, 4282772050, 8565544100]

約数ペア:

[(1, 8565544100), (2, 4282772050), (4, 2141386025), (5, 1713108820), (10, 856554410), (20, 428277205), (25, 342621764), (43, 199198700), (50, 171310882), (86, 99599350), (100, 85655441), (172, 49799675), (215, 39839740), (430, 19919870), (491, 17445100), (860, 9959935), (982, 8722550), (1075, 7967948), (1964, 4361275), (2150, 3983974), (2455, 3489020), (4057, 2111300), (4300, 1991987), (4910, 1744510), (8114, 1055650), (9820, 872255), (12275, 697804), (16228, 527825), (20285, 422260), (21113, 405700), (24550, 348902), (40570, 211130), (42226, 202850), (49100, 174451), (81140, 105565), (84452, 101425)]