647585792

素因数分解:

$2^{13}\times 7^1\times {\mathrm{23}}^1\times {\mathrm{491}}^1$

素因数の和:547

約数の個数: 112

約数和(自身を含む): 1547603712

約数和(自身を除く): 900017920

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 128, 161, 184, 224, 256, 322, 368, 448, 491, 512, 644, 736, 896, 982, 1024, 1288, 1472, 1792, 1964, 2048, 2576, 2944, 3437, 3584, 3928, 4096, 5152, 5888, 6874, 7168, 7856, 8192, 10304, 11293, 11776, 13748, 14336, 15712, 20608, 22586, 23552, 27496, 28672, 31424, 41216, 45172, 47104, 54992, 57344, 62848, 79051, 82432, 90344, 94208, 109984, 125696, 158102, 164864, 180688, 188416, 219968, 251392, 316204, 329728, 361376, 439936, 502784, 632408, 659456, 722752, 879872, 1005568, 1264816, 1318912, 1445504, 1759744, 2011136, 2529632, 2891008, 3519488, 4022272, 5059264, 5782016, 7038976, 10118528, 11564032, 14077952, 20237056, 23128064, 28155904, 40474112, 46256128, 80948224, 92512256, 161896448, 323792896, 647585792]

約数ペア:

[(1, 647585792), (2, 323792896), (4, 161896448), (7, 92512256), (8, 80948224), (14, 46256128), (16, 40474112), (23, 28155904), (28, 23128064), (32, 20237056), (46, 14077952), (56, 11564032), (64, 10118528), (92, 7038976), (112, 5782016), (128, 5059264), (161, 4022272), (184, 3519488), (224, 2891008), (256, 2529632), (322, 2011136), (368, 1759744), (448, 1445504), (491, 1318912), (512, 1264816), (644, 1005568), (736, 879872), (896, 722752), (982, 659456), (1024, 632408), (1288, 502784), (1472, 439936), (1792, 361376), (1964, 329728), (2048, 316204), (2576, 251392), (2944, 219968), (3437, 188416), (3584, 180688), (3928, 164864), (4096, 158102), (5152, 125696), (5888, 109984), (6874, 94208), (7168, 90344), (7856, 82432), (8192, 79051), (10304, 62848), (11293, 57344), (11776, 54992), (13748, 47104), (14336, 45172), (15712, 41216), (20608, 31424), (22586, 28672), (23552, 27496)]