674114240

素因数分解:

$2^6\times 5^1\times {\mathrm{661}}^1\times {\mathrm{3187}}^1$

素因数の和:3865

約数の個数: 56

約数和(自身を含む): 1608167472

約数和(自身を除く): 934053232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 661, 1322, 2644, 3187, 3305, 5288, 6374, 6610, 10576, 12748, 13220, 15935, 21152, 25496, 26440, 31870, 42304, 50992, 52880, 63740, 101984, 105760, 127480, 203968, 211520, 254960, 509920, 1019840, 2106607, 4213214, 8426428, 10533035, 16852856, 21066070, 33705712, 42132140, 67411424, 84264280, 134822848, 168528560, 337057120, 674114240]

約数ペア:

[(1, 674114240), (2, 337057120), (4, 168528560), (5, 134822848), (8, 84264280), (10, 67411424), (16, 42132140), (20, 33705712), (32, 21066070), (40, 16852856), (64, 10533035), (80, 8426428), (160, 4213214), (320, 2106607), (661, 1019840), (1322, 509920), (2644, 254960), (3187, 211520), (3305, 203968), (5288, 127480), (6374, 105760), (6610, 101984), (10576, 63740), (12748, 52880), (13220, 50992), (15935, 42304), (21152, 31870), (25496, 26440)]