263268304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{487}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 579462912

約数和(自身を除く): 316194608

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 92, 104, 113, 184, 208, 226, 299, 368, 452, 487, 598, 904, 974, 1196, 1469, 1808, 1948, 2392, 2599, 2938, 3896, 4784, 5198, 5876, 6331, 7792, 10396, 11201, 11752, 12662, 20792, 22402, 23504, 25324, 33787, 41584, 44804, 50648, 55031, 67574, 89608, 101296, 110062, 135148, 145613, 179216, 220124, 270296, 291226, 440248, 540592, 582452, 715403, 880496, 1164904, 1265713, 1430806, 2329808, 2531426, 2861612, 5062852, 5723224, 10125704, 11446448, 16454269, 20251408, 32908538, 65817076, 131634152, 263268304]

約数ペア:

[(1, 263268304), (2, 131634152), (4, 65817076), (8, 32908538), (13, 20251408), (16, 16454269), (23, 11446448), (26, 10125704), (46, 5723224), (52, 5062852), (92, 2861612), (104, 2531426), (113, 2329808), (184, 1430806), (208, 1265713), (226, 1164904), (299, 880496), (368, 715403), (452, 582452), (487, 540592), (598, 440248), (904, 291226), (974, 270296), (1196, 220124), (1469, 179216), (1808, 145613), (1948, 135148), (2392, 110062), (2599, 101296), (2938, 89608), (3896, 67574), (4784, 55031), (5198, 50648), (5876, 44804), (6331, 41584), (7792, 33787), (10396, 25324), (11201, 23504), (11752, 22402), (12662, 20792)]