81004416

素因数分解:

$2^7\times 3^1\times {\mathrm{193}}^1\times {\mathrm{1093}}^1$

素因数の和:1303

約数の個数: 64

約数和(自身を含む): 216480720

約数和(自身を除く): 135476304

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 193, 384, 386, 579, 772, 1093, 1158, 1544, 2186, 2316, 3088, 3279, 4372, 4632, 6176, 6558, 8744, 9264, 12352, 13116, 17488, 18528, 24704, 26232, 34976, 37056, 52464, 69952, 74112, 104928, 139904, 209856, 210949, 419712, 421898, 632847, 843796, 1265694, 1687592, 2531388, 3375184, 5062776, 6750368, 10125552, 13500736, 20251104, 27001472, 40502208, 81004416]

約数ペア:

[(1, 81004416), (2, 40502208), (3, 27001472), (4, 20251104), (6, 13500736), (8, 10125552), (12, 6750368), (16, 5062776), (24, 3375184), (32, 2531388), (48, 1687592), (64, 1265694), (96, 843796), (128, 632847), (192, 421898), (193, 419712), (384, 210949), (386, 209856), (579, 139904), (772, 104928), (1093, 74112), (1158, 69952), (1544, 52464), (2186, 37056), (2316, 34976), (3088, 26232), (3279, 24704), (4372, 18528), (4632, 17488), (6176, 13116), (6558, 12352), (8744, 9264)]