256502008

素因数分解:

$2^3\times 7^1\times {\mathrm{1549}}^1\times {\mathrm{2957}}^1$

素因数の和:4519

約数の個数: 32

約数和(自身を含む): 550188000

約数和(自身を除く): 293685992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1549, 2957, 3098, 5914, 6196, 10843, 11828, 12392, 20699, 21686, 23656, 41398, 43372, 82796, 86744, 165592, 4580393, 9160786, 18321572, 32062751, 36643144, 64125502, 128251004, 256502008]

約数ペア:

[(1, 256502008), (2, 128251004), (4, 64125502), (7, 36643144), (8, 32062751), (14, 18321572), (28, 9160786), (56, 4580393), (1549, 165592), (2957, 86744), (3098, 82796), (5914, 43372), (6196, 41398), (10843, 23656), (11828, 21686), (12392, 20699)]