64924672

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 88

約数和(自身を含む): 141488640

約数和(自身を除く): 76563968

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 47, 64, 71, 76, 94, 128, 142, 152, 188, 256, 284, 304, 376, 512, 568, 608, 752, 893, 1024, 1136, 1216, 1349, 1504, 1786, 2272, 2432, 2698, 3008, 3337, 3572, 4544, 4864, 5396, 6016, 6674, 7144, 9088, 9728, 10792, 12032, 13348, 14288, 18176, 19456, 21584, 24064, 26696, 28576, 36352, 43168, 48128, 53392, 57152, 63403, 72704, 86336, 106784, 114304, 126806, 172672, 213568, 228608, 253612, 345344, 427136, 457216, 507224, 690688, 854272, 914432, 1014448, 1381376, 1708544, 2028896, 3417088, 4057792, 8115584, 16231168, 32462336, 64924672]

約数ペア:

[(1, 64924672), (2, 32462336), (4, 16231168), (8, 8115584), (16, 4057792), (19, 3417088), (32, 2028896), (38, 1708544), (47, 1381376), (64, 1014448), (71, 914432), (76, 854272), (94, 690688), (128, 507224), (142, 457216), (152, 427136), (188, 345344), (256, 253612), (284, 228608), (304, 213568), (376, 172672), (512, 126806), (568, 114304), (608, 106784), (752, 86336), (893, 72704), (1024, 63403), (1136, 57152), (1216, 53392), (1349, 48128), (1504, 43168), (1786, 36352), (2272, 28576), (2432, 26696), (2698, 24064), (3008, 21584), (3337, 19456), (3572, 18176), (4544, 14288), (4864, 13348), (5396, 12032), (6016, 10792), (6674, 9728), (7144, 9088)]