388275712

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{971}}^1$

素因数の和:1071

約数の個数: 80

約数和(自身を含む): 859123584

約数和(自身を除く): 470847872

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 176, 256, 284, 352, 512, 568, 704, 781, 971, 1136, 1408, 1562, 1942, 2272, 2816, 3124, 3884, 4544, 5632, 6248, 7768, 9088, 10681, 12496, 15536, 18176, 21362, 24992, 31072, 36352, 42724, 49984, 62144, 68941, 85448, 99968, 124288, 137882, 170896, 199936, 248576, 275764, 341792, 399872, 497152, 551528, 683584, 758351, 1103056, 1367168, 1516702, 2206112, 2734336, 3033404, 4412224, 5468672, 6066808, 8824448, 12133616, 17648896, 24267232, 35297792, 48534464, 97068928, 194137856, 388275712]

約数ペア:

[(1, 388275712), (2, 194137856), (4, 97068928), (8, 48534464), (11, 35297792), (16, 24267232), (22, 17648896), (32, 12133616), (44, 8824448), (64, 6066808), (71, 5468672), (88, 4412224), (128, 3033404), (142, 2734336), (176, 2206112), (256, 1516702), (284, 1367168), (352, 1103056), (512, 758351), (568, 683584), (704, 551528), (781, 497152), (971, 399872), (1136, 341792), (1408, 275764), (1562, 248576), (1942, 199936), (2272, 170896), (2816, 137882), (3124, 124288), (3884, 99968), (4544, 85448), (5632, 68941), (6248, 62144), (7768, 49984), (9088, 42724), (10681, 36352), (12496, 31072), (15536, 24992), (18176, 21362)]