521253376

素因数分解:

$2^9\times 7^2\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:374

約数の個数: 120

約数和(自身を含む): 1231528320

約数和(自身を除く): 710274944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 79, 98, 112, 128, 158, 196, 224, 256, 263, 316, 392, 448, 512, 526, 553, 632, 784, 896, 1052, 1106, 1264, 1568, 1792, 1841, 2104, 2212, 2528, 3136, 3584, 3682, 3871, 4208, 4424, 5056, 6272, 7364, 7742, 8416, 8848, 10112, 12544, 12887, 14728, 15484, 16832, 17696, 20224, 20777, 25088, 25774, 29456, 30968, 33664, 35392, 40448, 41554, 51548, 58912, 61936, 67328, 70784, 83108, 103096, 117824, 123872, 134656, 141568, 145439, 166216, 206192, 235648, 247744, 283136, 290878, 332432, 412384, 471296, 495488, 581756, 664864, 824768, 942592, 990976, 1018073, 1163512, 1329728, 1649536, 1981952, 2036146, 2327024, 2659456, 3299072, 4072292, 4654048, 5318912, 6598144, 8144584, 9308096, 10637824, 16289168, 18616192, 32578336, 37232384, 65156672, 74464768, 130313344, 260626688, 521253376]

約数ペア:

[(1, 521253376), (2, 260626688), (4, 130313344), (7, 74464768), (8, 65156672), (14, 37232384), (16, 32578336), (28, 18616192), (32, 16289168), (49, 10637824), (56, 9308096), (64, 8144584), (79, 6598144), (98, 5318912), (112, 4654048), (128, 4072292), (158, 3299072), (196, 2659456), (224, 2327024), (256, 2036146), (263, 1981952), (316, 1649536), (392, 1329728), (448, 1163512), (512, 1018073), (526, 990976), (553, 942592), (632, 824768), (784, 664864), (896, 581756), (1052, 495488), (1106, 471296), (1264, 412384), (1568, 332432), (1792, 290878), (1841, 283136), (2104, 247744), (2212, 235648), (2528, 206192), (3136, 166216), (3584, 145439), (3682, 141568), (3871, 134656), (4208, 123872), (4424, 117824), (5056, 103096), (6272, 83108), (7364, 70784), (7742, 67328), (8416, 61936), (8848, 58912), (10112, 51548), (12544, 41554), (12887, 40448), (14728, 35392), (15484, 33664), (16832, 30968), (17696, 29456), (20224, 25774), (20777, 25088)]